05_eahil23_merge_pubmed_doaj.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# The Unconquerables of Open Access\n",
    "\n",
    "## Merging MEDLINE journals with DOAJ data\n",
    "\n",
    "Project for the EAHIL conference 2023 : https://eahil2023.org/  \n",
    "Authors : **Floriane Muller & Pablo Iriarte**, University of Geneva  \n",
    "Last update : 26.04.2023  \n",
    "\n",
    "This notebook is used to add DOAJ information for MEDLINE journals.\n",
    "\n",
    "## Sources\n",
    "\n",
    "* MEDLINE journals enriched with Sherpa/Romeo data\n",
    "* The DOAJ metadata was downloaded on 12.04.2023 from https://doaj.org/docs/public-data-dump/\n",
    "* Data for journals added and  removed was downloaded from https://doaj.org/docs/faq/#the-journal-i-am-looking-for-isnt-in-doaj-why\n",
    "\n",
    "    DOAJ CSV files:\n",
    "      * journalcsv__doaj_20230412_1535_utf8.csv\n",
    "      * DOAJ journals added and removed - Removed.tsv"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd\n",
    "# display the full content of rows (non truncated)\n",
    "pd.set_option('display.max_colwidth', -1)\n",
    "# display all the columns\n",
    "pd.set_option('display.max_columns', None)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Journal title</th>\n",
       "      <th>Journal ISSN (print version)</th>\n",
       "      <th>Journal EISSN (online version)</th>\n",
       "      <th>Journal license</th>\n",
       "      <th>Author holds copyright without restrictions</th>\n",
       "      <th>APC</th>\n",
       "      <th>DOAJ Seal</th>\n",
       "      <th>Added on Date</th>\n",
       "      <th>Last updated Date</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>Anais da Academia Brasileira de Ciências</td>\n",
       "      <td>0001-3765</td>\n",
       "      <td>1678-2690</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2017-01-04T14:19:54Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>ACME</td>\n",
       "      <td>0001-494X</td>\n",
       "      <td>2282-0035</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2014-12-22T19:55:58Z</td>\n",
       "      <td>2022-08-10T19:13:04Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>Acta Biochimica Polonica</td>\n",
       "      <td>0001-527X</td>\n",
       "      <td>1734-154X</td>\n",
       "      <td>CC BY-SA</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>Acta Dermato-Venereologica</td>\n",
       "      <td>0001-5555</td>\n",
       "      <td>1651-2057</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2011-11-10T12:31:05Z</td>\n",
       "      <td>2023-01-19T09:14:05Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>Acta Médica Costarricense</td>\n",
       "      <td>0001-6012</td>\n",
       "      <td>2215-5856</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-12-22T11:08:24Z</td>\n",
       "      <td>2022-07-29T11:54:21Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19189</td>\n",
       "      <td>Football(s)</td>\n",
       "      <td>2967-0837</td>\n",
       "      <td>2968-0115</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19190</td>\n",
       "      <td>International Journal of Home Economics, Hospitality and Allied Research</td>\n",
       "      <td>2971-5121</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-13T20:06:16Z</td>\n",
       "      <td>2022-11-19T14:23:23Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19191</td>\n",
       "      <td>Papireto</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2974-668X</td>\n",
       "      <td>CC BY-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19192</td>\n",
       "      <td>Advances in Civil and Architectural Engineering</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2975-3848</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19193</td>\n",
       "      <td>Science of Tsunami Hazards</td>\n",
       "      <td>8755-6839</td>\n",
       "      <td>2168-6009</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2009-04-16T17:40:30Z</td>\n",
       "      <td>2022-04-28T14:50:44Z</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>19194 rows × 9 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                                  Journal title  \\\n",
       "0      Anais da Academia Brasileira de Ciências                                   \n",
       "1      ACME                                                                       \n",
       "2      Acta Biochimica Polonica                                                   \n",
       "3      Acta Dermato-Venereologica                                                 \n",
       "4      Acta Médica Costarricense                                                  \n",
       "...                          ...                                                  \n",
       "19189  Football(s)                                                                \n",
       "19190  International Journal of Home Economics, Hospitality and Allied Research   \n",
       "19191  Papireto                                                                   \n",
       "19192  Advances in Civil and Architectural Engineering                            \n",
       "19193  Science of Tsunami Hazards                                                 \n",
       "\n",
       "      Journal ISSN (print version) Journal EISSN (online version)  \\\n",
       "0      0001-3765                    1678-2690                       \n",
       "1      0001-494X                    2282-0035                       \n",
       "2      0001-527X                    1734-154X                       \n",
       "3      0001-5555                    1651-2057                       \n",
       "4      0001-6012                    2215-5856                       \n",
       "...          ...                          ...                       \n",
       "19189  2967-0837                    2968-0115                       \n",
       "19190  2971-5121                    NaN                             \n",
       "19191  NaN                          2974-668X                       \n",
       "19192  NaN                          2975-3848                       \n",
       "19193  8755-6839                    2168-6009                       \n",
       "\n",
       "       Journal license Author holds copyright without restrictions  APC  \\\n",
       "0      CC BY            No                                          No    \n",
       "1      CC BY-NC-ND      Yes                                         No    \n",
       "2      CC BY-SA         Yes                                         Yes   \n",
       "3      CC BY, CC BY-NC  Yes                                         Yes   \n",
       "4      CC BY-NC-SA      No                                          No    \n",
       "...            ...      ..                                          ..    \n",
       "19189  CC BY            Yes                                         No    \n",
       "19190  CC BY            Yes                                         Yes   \n",
       "19191  CC BY-ND         Yes                                         No    \n",
       "19192  CC BY            Yes                                         No    \n",
       "19193  CC BY            No                                          Yes   \n",
       "\n",
       "      DOAJ Seal         Added on Date     Last updated Date  \n",
       "0      No        2004-04-23T21:31:00Z  2017-01-04T14:19:54Z  \n",
       "1      No        2014-12-22T19:55:58Z  2022-08-10T19:13:04Z  \n",
       "2      No        2022-05-23T10:09:09Z  2022-05-23T10:09:09Z  \n",
       "3      No        2011-11-10T12:31:05Z  2023-01-19T09:14:05Z  \n",
       "4      No        2020-12-22T11:08:24Z  2022-07-29T11:54:21Z  \n",
       "...    ..                         ...                   ...  \n",
       "19189  No        2023-01-14T13:39:37Z  2023-01-14T13:39:37Z  \n",
       "19190  No        2022-11-13T20:06:16Z  2022-11-19T14:23:23Z  \n",
       "19191  No        2023-03-23T17:17:20Z  2023-03-23T17:17:20Z  \n",
       "19192  No        2022-11-21T11:18:02Z  2022-11-21T11:18:02Z  \n",
       "19193  No        2009-04-16T17:40:30Z  2022-04-28T14:50:44Z  \n",
       "\n",
       "[19194 rows x 9 columns]"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# Extract ISSN, seal and year from DOAJ\n",
    "doaj = pd.read_csv('data/sources/doaj/journalcsv__doaj_20230412_1535_utf8.csv', delimiter=',', header=0,\n",
    "                   usecols=['Journal title', 'Journal ISSN (print version)', 'Journal EISSN (online version)', 'Added on Date', 'DOAJ Seal', 'Journal license', 'Author holds copyright without restrictions', 'APC', 'Last updated Date'])\n",
    "doaj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>Anais da Academia Brasileira de Ciências</td>\n",
       "      <td>0001-3765</td>\n",
       "      <td>1678-2690</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2017-01-04T14:19:54Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>ACME</td>\n",
       "      <td>0001-494X</td>\n",
       "      <td>2282-0035</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2014-12-22T19:55:58Z</td>\n",
       "      <td>2022-08-10T19:13:04Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>Acta Biochimica Polonica</td>\n",
       "      <td>0001-527X</td>\n",
       "      <td>1734-154X</td>\n",
       "      <td>CC BY-SA</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>Acta Dermato-Venereologica</td>\n",
       "      <td>0001-5555</td>\n",
       "      <td>1651-2057</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2011-11-10T12:31:05Z</td>\n",
       "      <td>2023-01-19T09:14:05Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>Acta Médica Costarricense</td>\n",
       "      <td>0001-6012</td>\n",
       "      <td>2215-5856</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-12-22T11:08:24Z</td>\n",
       "      <td>2022-07-29T11:54:21Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19189</td>\n",
       "      <td>Football(s)</td>\n",
       "      <td>2967-0837</td>\n",
       "      <td>2968-0115</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19190</td>\n",
       "      <td>International Journal of Home Economics, Hospitality and Allied Research</td>\n",
       "      <td>2971-5121</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-13T20:06:16Z</td>\n",
       "      <td>2022-11-19T14:23:23Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19191</td>\n",
       "      <td>Papireto</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2974-668X</td>\n",
       "      <td>CC BY-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19192</td>\n",
       "      <td>Advances in Civil and Architectural Engineering</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2975-3848</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19193</td>\n",
       "      <td>Science of Tsunami Hazards</td>\n",
       "      <td>8755-6839</td>\n",
       "      <td>2168-6009</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2009-04-16T17:40:30Z</td>\n",
       "      <td>2022-04-28T14:50:44Z</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>19194 rows × 9 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                                     DOAJ_title  \\\n",
       "0      Anais da Academia Brasileira de Ciências                                   \n",
       "1      ACME                                                                       \n",
       "2      Acta Biochimica Polonica                                                   \n",
       "3      Acta Dermato-Venereologica                                                 \n",
       "4      Acta Médica Costarricense                                                  \n",
       "...                          ...                                                  \n",
       "19189  Football(s)                                                                \n",
       "19190  International Journal of Home Economics, Hospitality and Allied Research   \n",
       "19191  Papireto                                                                   \n",
       "19192  Advances in Civil and Architectural Engineering                            \n",
       "19193  Science of Tsunami Hazards                                                 \n",
       "\n",
       "      DOAJ_pissn DOAJ_eissn     DOAJ_license  \\\n",
       "0      0001-3765  1678-2690  CC BY             \n",
       "1      0001-494X  2282-0035  CC BY-NC-ND       \n",
       "2      0001-527X  1734-154X  CC BY-SA          \n",
       "3      0001-5555  1651-2057  CC BY, CC BY-NC   \n",
       "4      0001-6012  2215-5856  CC BY-NC-SA       \n",
       "...          ...        ...          ...       \n",
       "19189  2967-0837  2968-0115  CC BY             \n",
       "19190  2971-5121  NaN        CC BY             \n",
       "19191  NaN        2974-668X  CC BY-ND          \n",
       "19192  NaN        2975-3848  CC BY             \n",
       "19193  8755-6839  2168-6009  CC BY             \n",
       "\n",
       "      DOAJ_author_holds_copyright_without_restrictions DOAJ_APC DOAJ_Seal  \\\n",
       "0      No                                               No       No         \n",
       "1      Yes                                              No       No         \n",
       "2      Yes                                              Yes      No         \n",
       "3      Yes                                              Yes      No         \n",
       "4      No                                               No       No         \n",
       "...    ..                                               ..       ..         \n",
       "19189  Yes                                              No       No         \n",
       "19190  Yes                                              Yes      No         \n",
       "19191  Yes                                              No       No         \n",
       "19192  Yes                                              No       No         \n",
       "19193  No                                               Yes      No         \n",
       "\n",
       "                  DOAJ_date     DOAJ_last_updated  \n",
       "0      2004-04-23T21:31:00Z  2017-01-04T14:19:54Z  \n",
       "1      2014-12-22T19:55:58Z  2022-08-10T19:13:04Z  \n",
       "2      2022-05-23T10:09:09Z  2022-05-23T10:09:09Z  \n",
       "3      2011-11-10T12:31:05Z  2023-01-19T09:14:05Z  \n",
       "4      2020-12-22T11:08:24Z  2022-07-29T11:54:21Z  \n",
       "...                     ...                   ...  \n",
       "19189  2023-01-14T13:39:37Z  2023-01-14T13:39:37Z  \n",
       "19190  2022-11-13T20:06:16Z  2022-11-19T14:23:23Z  \n",
       "19191  2023-03-23T17:17:20Z  2023-03-23T17:17:20Z  \n",
       "19192  2022-11-21T11:18:02Z  2022-11-21T11:18:02Z  \n",
       "19193  2009-04-16T17:40:30Z  2022-04-28T14:50:44Z  \n",
       "\n",
       "[19194 rows x 9 columns]"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# rename columns for practical short names\n",
    "doaj = doaj.rename(columns = {'Journal title': 'DOAJ_title'})\n",
    "doaj = doaj.rename(columns = {'Added on Date': 'DOAJ_date'})\n",
    "doaj = doaj.rename(columns = {'DOAJ Seal': 'DOAJ_Seal'})\n",
    "doaj = doaj.rename(columns = {'Journal ISSN (print version)': 'DOAJ_pissn'})\n",
    "doaj = doaj.rename(columns = {'Journal EISSN (online version)': 'DOAJ_eissn'})\n",
    "doaj = doaj.rename(columns = {'Journal license': 'DOAJ_license'})\n",
    "doaj = doaj.rename(columns = {'Author holds copyright without restrictions': 'DOAJ_author_holds_copyright_without_restrictions'})\n",
    "doaj = doaj.rename(columns = {'APC': 'DOAJ_APC'})\n",
    "doaj = doaj.rename(columns = {'Last updated Date': 'DOAJ_last_updated'})\n",
    "doaj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>Anais da Academia Brasileira de Ciências</td>\n",
       "      <td>0001-3765</td>\n",
       "      <td>1678-2690</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2017-01-04T14:19:54Z</td>\n",
       "      <td>2004</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>ACME</td>\n",
       "      <td>0001-494X</td>\n",
       "      <td>2282-0035</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2014-12-22T19:55:58Z</td>\n",
       "      <td>2022-08-10T19:13:04Z</td>\n",
       "      <td>2014</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>Acta Biochimica Polonica</td>\n",
       "      <td>0001-527X</td>\n",
       "      <td>1734-154X</td>\n",
       "      <td>CC BY-SA</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>Acta Dermato-Venereologica</td>\n",
       "      <td>0001-5555</td>\n",
       "      <td>1651-2057</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2011-11-10T12:31:05Z</td>\n",
       "      <td>2023-01-19T09:14:05Z</td>\n",
       "      <td>2011</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>Acta Médica Costarricense</td>\n",
       "      <td>0001-6012</td>\n",
       "      <td>2215-5856</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-12-22T11:08:24Z</td>\n",
       "      <td>2022-07-29T11:54:21Z</td>\n",
       "      <td>2020</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19189</td>\n",
       "      <td>Football(s)</td>\n",
       "      <td>2967-0837</td>\n",
       "      <td>2968-0115</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19190</td>\n",
       "      <td>International Journal of Home Economics, Hospitality and Allied Research</td>\n",
       "      <td>2971-5121</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-13T20:06:16Z</td>\n",
       "      <td>2022-11-19T14:23:23Z</td>\n",
       "      <td>2022</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19191</td>\n",
       "      <td>Papireto</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2974-668X</td>\n",
       "      <td>CC BY-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19192</td>\n",
       "      <td>Advances in Civil and Architectural Engineering</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2975-3848</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19193</td>\n",
       "      <td>Science of Tsunami Hazards</td>\n",
       "      <td>8755-6839</td>\n",
       "      <td>2168-6009</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2009-04-16T17:40:30Z</td>\n",
       "      <td>2022-04-28T14:50:44Z</td>\n",
       "      <td>2009</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>19194 rows × 10 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                                     DOAJ_title  \\\n",
       "0      Anais da Academia Brasileira de Ciências                                   \n",
       "1      ACME                                                                       \n",
       "2      Acta Biochimica Polonica                                                   \n",
       "3      Acta Dermato-Venereologica                                                 \n",
       "4      Acta Médica Costarricense                                                  \n",
       "...                          ...                                                  \n",
       "19189  Football(s)                                                                \n",
       "19190  International Journal of Home Economics, Hospitality and Allied Research   \n",
       "19191  Papireto                                                                   \n",
       "19192  Advances in Civil and Architectural Engineering                            \n",
       "19193  Science of Tsunami Hazards                                                 \n",
       "\n",
       "      DOAJ_pissn DOAJ_eissn     DOAJ_license  \\\n",
       "0      0001-3765  1678-2690  CC BY             \n",
       "1      0001-494X  2282-0035  CC BY-NC-ND       \n",
       "2      0001-527X  1734-154X  CC BY-SA          \n",
       "3      0001-5555  1651-2057  CC BY, CC BY-NC   \n",
       "4      0001-6012  2215-5856  CC BY-NC-SA       \n",
       "...          ...        ...          ...       \n",
       "19189  2967-0837  2968-0115  CC BY             \n",
       "19190  2971-5121  NaN        CC BY             \n",
       "19191  NaN        2974-668X  CC BY-ND          \n",
       "19192  NaN        2975-3848  CC BY             \n",
       "19193  8755-6839  2168-6009  CC BY             \n",
       "\n",
       "      DOAJ_author_holds_copyright_without_restrictions DOAJ_APC DOAJ_Seal  \\\n",
       "0      No                                               No       No         \n",
       "1      Yes                                              No       No         \n",
       "2      Yes                                              Yes      No         \n",
       "3      Yes                                              Yes      No         \n",
       "4      No                                               No       No         \n",
       "...    ..                                               ..       ..         \n",
       "19189  Yes                                              No       No         \n",
       "19190  Yes                                              Yes      No         \n",
       "19191  Yes                                              No       No         \n",
       "19192  Yes                                              No       No         \n",
       "19193  No                                               Yes      No         \n",
       "\n",
       "                  DOAJ_date     DOAJ_last_updated DOAJ_year  \n",
       "0      2004-04-23T21:31:00Z  2017-01-04T14:19:54Z  2004      \n",
       "1      2014-12-22T19:55:58Z  2022-08-10T19:13:04Z  2014      \n",
       "2      2022-05-23T10:09:09Z  2022-05-23T10:09:09Z  2022      \n",
       "3      2011-11-10T12:31:05Z  2023-01-19T09:14:05Z  2011      \n",
       "4      2020-12-22T11:08:24Z  2022-07-29T11:54:21Z  2020      \n",
       "...                     ...                   ...   ...      \n",
       "19189  2023-01-14T13:39:37Z  2023-01-14T13:39:37Z  2023      \n",
       "19190  2022-11-13T20:06:16Z  2022-11-19T14:23:23Z  2022      \n",
       "19191  2023-03-23T17:17:20Z  2023-03-23T17:17:20Z  2023      \n",
       "19192  2022-11-21T11:18:02Z  2022-11-21T11:18:02Z  2022      \n",
       "19193  2009-04-16T17:40:30Z  2022-04-28T14:50:44Z  2009      \n",
       "\n",
       "[19194 rows x 10 columns]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# extract year\n",
    "doaj['DOAJ_year'] = doaj['DOAJ_date'].str[:4]\n",
    "doaj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "dtype('O')"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "doaj['DOAJ_year'].dtype"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>ISSN</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>Anais da Academia Brasileira de Ciências</td>\n",
       "      <td>0001-3765</td>\n",
       "      <td>1678-2690</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2017-01-04T14:19:54Z</td>\n",
       "      <td>2004</td>\n",
       "      <td>1678-2690</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>ACME</td>\n",
       "      <td>0001-494X</td>\n",
       "      <td>2282-0035</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2014-12-22T19:55:58Z</td>\n",
       "      <td>2022-08-10T19:13:04Z</td>\n",
       "      <td>2014</td>\n",
       "      <td>2282-0035</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>Acta Biochimica Polonica</td>\n",
       "      <td>0001-527X</td>\n",
       "      <td>1734-154X</td>\n",
       "      <td>CC BY-SA</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>1734-154X</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>Acta Dermato-Venereologica</td>\n",
       "      <td>0001-5555</td>\n",
       "      <td>1651-2057</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2011-11-10T12:31:05Z</td>\n",
       "      <td>2023-01-19T09:14:05Z</td>\n",
       "      <td>2011</td>\n",
       "      <td>1651-2057</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>Acta Médica Costarricense</td>\n",
       "      <td>0001-6012</td>\n",
       "      <td>2215-5856</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-12-22T11:08:24Z</td>\n",
       "      <td>2022-07-29T11:54:21Z</td>\n",
       "      <td>2020</td>\n",
       "      <td>2215-5856</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19189</td>\n",
       "      <td>Football(s)</td>\n",
       "      <td>2967-0837</td>\n",
       "      <td>2968-0115</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023</td>\n",
       "      <td>2968-0115</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19190</td>\n",
       "      <td>International Journal of Home Economics, Hospitality and Allied Research</td>\n",
       "      <td>2971-5121</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-13T20:06:16Z</td>\n",
       "      <td>2022-11-19T14:23:23Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2971-5121</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19191</td>\n",
       "      <td>Papireto</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2974-668X</td>\n",
       "      <td>CC BY-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023</td>\n",
       "      <td>2974-668X</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19192</td>\n",
       "      <td>Advances in Civil and Architectural Engineering</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2975-3848</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2975-3848</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19193</td>\n",
       "      <td>Science of Tsunami Hazards</td>\n",
       "      <td>8755-6839</td>\n",
       "      <td>2168-6009</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2009-04-16T17:40:30Z</td>\n",
       "      <td>2022-04-28T14:50:44Z</td>\n",
       "      <td>2009</td>\n",
       "      <td>2168-6009</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>19194 rows × 11 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                                     DOAJ_title  \\\n",
       "0      Anais da Academia Brasileira de Ciências                                   \n",
       "1      ACME                                                                       \n",
       "2      Acta Biochimica Polonica                                                   \n",
       "3      Acta Dermato-Venereologica                                                 \n",
       "4      Acta Médica Costarricense                                                  \n",
       "...                          ...                                                  \n",
       "19189  Football(s)                                                                \n",
       "19190  International Journal of Home Economics, Hospitality and Allied Research   \n",
       "19191  Papireto                                                                   \n",
       "19192  Advances in Civil and Architectural Engineering                            \n",
       "19193  Science of Tsunami Hazards                                                 \n",
       "\n",
       "      DOAJ_pissn DOAJ_eissn     DOAJ_license  \\\n",
       "0      0001-3765  1678-2690  CC BY             \n",
       "1      0001-494X  2282-0035  CC BY-NC-ND       \n",
       "2      0001-527X  1734-154X  CC BY-SA          \n",
       "3      0001-5555  1651-2057  CC BY, CC BY-NC   \n",
       "4      0001-6012  2215-5856  CC BY-NC-SA       \n",
       "...          ...        ...          ...       \n",
       "19189  2967-0837  2968-0115  CC BY             \n",
       "19190  2971-5121  NaN        CC BY             \n",
       "19191  NaN        2974-668X  CC BY-ND          \n",
       "19192  NaN        2975-3848  CC BY             \n",
       "19193  8755-6839  2168-6009  CC BY             \n",
       "\n",
       "      DOAJ_author_holds_copyright_without_restrictions DOAJ_APC DOAJ_Seal  \\\n",
       "0      No                                               No       No         \n",
       "1      Yes                                              No       No         \n",
       "2      Yes                                              Yes      No         \n",
       "3      Yes                                              Yes      No         \n",
       "4      No                                               No       No         \n",
       "...    ..                                               ..       ..         \n",
       "19189  Yes                                              No       No         \n",
       "19190  Yes                                              Yes      No         \n",
       "19191  Yes                                              No       No         \n",
       "19192  Yes                                              No       No         \n",
       "19193  No                                               Yes      No         \n",
       "\n",
       "                  DOAJ_date     DOAJ_last_updated DOAJ_year       ISSN  \n",
       "0      2004-04-23T21:31:00Z  2017-01-04T14:19:54Z  2004      1678-2690  \n",
       "1      2014-12-22T19:55:58Z  2022-08-10T19:13:04Z  2014      2282-0035  \n",
       "2      2022-05-23T10:09:09Z  2022-05-23T10:09:09Z  2022      1734-154X  \n",
       "3      2011-11-10T12:31:05Z  2023-01-19T09:14:05Z  2011      1651-2057  \n",
       "4      2020-12-22T11:08:24Z  2022-07-29T11:54:21Z  2020      2215-5856  \n",
       "...                     ...                   ...   ...            ...  \n",
       "19189  2023-01-14T13:39:37Z  2023-01-14T13:39:37Z  2023      2968-0115  \n",
       "19190  2022-11-13T20:06:16Z  2022-11-19T14:23:23Z  2022      2971-5121  \n",
       "19191  2023-03-23T17:17:20Z  2023-03-23T17:17:20Z  2023      2974-668X  \n",
       "19192  2022-11-21T11:18:02Z  2022-11-21T11:18:02Z  2022      2975-3848  \n",
       "19193  2009-04-16T17:40:30Z  2022-04-28T14:50:44Z  2009      2168-6009  \n",
       "\n",
       "[19194 rows x 11 columns]"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# use pissn if eissn is null\n",
    "doaj['ISSN'] = doaj['DOAJ_eissn']\n",
    "doaj.loc[doaj['DOAJ_eissn'].isnull(), 'ISSN'] = doaj['DOAJ_pissn']\n",
    "doaj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>ISSN</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "Empty DataFrame\n",
       "Columns: [DOAJ_title, DOAJ_pissn, DOAJ_eissn, DOAJ_license, DOAJ_author_holds_copyright_without_restrictions, DOAJ_APC, DOAJ_Seal, DOAJ_date, DOAJ_last_updated, DOAJ_year, ISSN]\n",
       "Index: []"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "doaj.loc[doaj['ISSN'].isnull()]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>ISSN</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "Empty DataFrame\n",
       "Columns: [DOAJ_title, DOAJ_pissn, DOAJ_eissn, DOAJ_license, DOAJ_author_holds_copyright_without_restrictions, DOAJ_APC, DOAJ_Seal, DOAJ_date, DOAJ_last_updated, DOAJ_year, ISSN]\n",
       "Index: []"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "doaj.loc[doaj['DOAJ_year'].isna()]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>ISSN</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "Empty DataFrame\n",
       "Columns: [DOAJ_title, DOAJ_pissn, DOAJ_eissn, DOAJ_license, DOAJ_author_holds_copyright_without_restrictions, DOAJ_APC, DOAJ_Seal, DOAJ_date, DOAJ_last_updated, DOAJ_year, ISSN]\n",
       "Index: []"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "doaj.loc[doaj['DOAJ_title'].isna()]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>ISSN</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>Anais da Academia Brasileira de Ciências</td>\n",
       "      <td>0001-3765</td>\n",
       "      <td>1678-2690</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2017-01-04T14:19:54Z</td>\n",
       "      <td>2004</td>\n",
       "      <td>1678-2690</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>ACME</td>\n",
       "      <td>0001-494X</td>\n",
       "      <td>2282-0035</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2014-12-22T19:55:58Z</td>\n",
       "      <td>2022-08-10T19:13:04Z</td>\n",
       "      <td>2014</td>\n",
       "      <td>2282-0035</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>Acta Biochimica Polonica</td>\n",
       "      <td>0001-527X</td>\n",
       "      <td>1734-154X</td>\n",
       "      <td>CC BY-SA</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022-05-23T10:09:09Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>1734-154X</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>Acta Dermato-Venereologica</td>\n",
       "      <td>0001-5555</td>\n",
       "      <td>1651-2057</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2011-11-10T12:31:05Z</td>\n",
       "      <td>2023-01-19T09:14:05Z</td>\n",
       "      <td>2011</td>\n",
       "      <td>1651-2057</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>Acta Médica Costarricense</td>\n",
       "      <td>0001-6012</td>\n",
       "      <td>2215-5856</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-12-22T11:08:24Z</td>\n",
       "      <td>2022-07-29T11:54:21Z</td>\n",
       "      <td>2020</td>\n",
       "      <td>2215-5856</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19189</td>\n",
       "      <td>Football(s)</td>\n",
       "      <td>2967-0837</td>\n",
       "      <td>2968-0115</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023-01-14T13:39:37Z</td>\n",
       "      <td>2023</td>\n",
       "      <td>2968-0115</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19190</td>\n",
       "      <td>International Journal of Home Economics, Hospitality and Allied Research</td>\n",
       "      <td>2971-5121</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-13T20:06:16Z</td>\n",
       "      <td>2022-11-19T14:23:23Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2971-5121</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19191</td>\n",
       "      <td>Papireto</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2974-668X</td>\n",
       "      <td>CC BY-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023-03-23T17:17:20Z</td>\n",
       "      <td>2023</td>\n",
       "      <td>2974-668X</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19192</td>\n",
       "      <td>Advances in Civil and Architectural Engineering</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2975-3848</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022-11-21T11:18:02Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2975-3848</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>19193</td>\n",
       "      <td>Science of Tsunami Hazards</td>\n",
       "      <td>8755-6839</td>\n",
       "      <td>2168-6009</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2009-04-16T17:40:30Z</td>\n",
       "      <td>2022-04-28T14:50:44Z</td>\n",
       "      <td>2009</td>\n",
       "      <td>2168-6009</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>19194 rows × 11 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                                     DOAJ_title  \\\n",
       "0      Anais da Academia Brasileira de Ciências                                   \n",
       "1      ACME                                                                       \n",
       "2      Acta Biochimica Polonica                                                   \n",
       "3      Acta Dermato-Venereologica                                                 \n",
       "4      Acta Médica Costarricense                                                  \n",
       "...                          ...                                                  \n",
       "19189  Football(s)                                                                \n",
       "19190  International Journal of Home Economics, Hospitality and Allied Research   \n",
       "19191  Papireto                                                                   \n",
       "19192  Advances in Civil and Architectural Engineering                            \n",
       "19193  Science of Tsunami Hazards                                                 \n",
       "\n",
       "      DOAJ_pissn DOAJ_eissn     DOAJ_license  \\\n",
       "0      0001-3765  1678-2690  CC BY             \n",
       "1      0001-494X  2282-0035  CC BY-NC-ND       \n",
       "2      0001-527X  1734-154X  CC BY-SA          \n",
       "3      0001-5555  1651-2057  CC BY, CC BY-NC   \n",
       "4      0001-6012  2215-5856  CC BY-NC-SA       \n",
       "...          ...        ...          ...       \n",
       "19189  2967-0837  2968-0115  CC BY             \n",
       "19190  2971-5121  NaN        CC BY             \n",
       "19191  NaN        2974-668X  CC BY-ND          \n",
       "19192  NaN        2975-3848  CC BY             \n",
       "19193  8755-6839  2168-6009  CC BY             \n",
       "\n",
       "      DOAJ_author_holds_copyright_without_restrictions DOAJ_APC DOAJ_Seal  \\\n",
       "0      No                                               No       No         \n",
       "1      Yes                                              No       No         \n",
       "2      Yes                                              Yes      No         \n",
       "3      Yes                                              Yes      No         \n",
       "4      No                                               No       No         \n",
       "...    ..                                               ..       ..         \n",
       "19189  Yes                                              No       No         \n",
       "19190  Yes                                              Yes      No         \n",
       "19191  Yes                                              No       No         \n",
       "19192  Yes                                              No       No         \n",
       "19193  No                                               Yes      No         \n",
       "\n",
       "                  DOAJ_date     DOAJ_last_updated DOAJ_year       ISSN  \n",
       "0      2004-04-23T21:31:00Z  2017-01-04T14:19:54Z  2004      1678-2690  \n",
       "1      2014-12-22T19:55:58Z  2022-08-10T19:13:04Z  2014      2282-0035  \n",
       "2      2022-05-23T10:09:09Z  2022-05-23T10:09:09Z  2022      1734-154X  \n",
       "3      2011-11-10T12:31:05Z  2023-01-19T09:14:05Z  2011      1651-2057  \n",
       "4      2020-12-22T11:08:24Z  2022-07-29T11:54:21Z  2020      2215-5856  \n",
       "...                     ...                   ...   ...            ...  \n",
       "19189  2023-01-14T13:39:37Z  2023-01-14T13:39:37Z  2023      2968-0115  \n",
       "19190  2022-11-13T20:06:16Z  2022-11-19T14:23:23Z  2022      2971-5121  \n",
       "19191  2023-03-23T17:17:20Z  2023-03-23T17:17:20Z  2023      2974-668X  \n",
       "19192  2022-11-21T11:18:02Z  2022-11-21T11:18:02Z  2022      2975-3848  \n",
       "19193  2009-04-16T17:40:30Z  2022-04-28T14:50:44Z  2009      2168-6009  \n",
       "\n",
       "[19194 rows x 11 columns]"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "doaj.loc[doaj['DOAJ_title'].notna()]"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Merge with PubMed data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>20 century British history</td>\n",
       "      <td>20 Century Br Hist</td>\n",
       "      <td>England</td>\n",
       "      <td>Eynsham, Oxford</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>1990</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4 no. a year,</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1990.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>QIS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Twentieth Century British History</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>https://academic.oup.com/tcbh</td>\n",
       "      <td>55.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://academic.oup.com/journals/</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/1112</td>\n",
       "      <td>2010-07-15 16:04:39</td>\n",
       "      <td>2022-07-26 10:25:23</td>\n",
       "      <td>1406.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>AACN advanced critical care</td>\n",
       "      <td>AACN Adv Crit Care</td>\n",
       "      <td>United States</td>\n",
       "      <td>Aliso Viejo, CA</td>\n",
       "      <td>American Association of Critical-Care Nurses (AACN)</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://aacnjournals.org/aacnacconline</td>\n",
       "      <td>Y</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AACN Advanced Critical Care</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>http://acc.aacnjournals.org/</td>\n",
       "      <td>663.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.aacn.org/</td>\n",
       "      <td>American Association of Critical Care Nurses</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/663</td>\n",
       "      <td>2010-08-24 15:05:09</td>\n",
       "      <td>2022-07-08 08:42:33</td>\n",
       "      <td>10921.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>The AAPS journal</td>\n",
       "      <td>AAPS J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Arlington, Va., USA</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://link.springer.com/journal/12248</td>\n",
       "      <td>Y</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>AAPS Journal</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>http://link.springer.com/journal/12248</td>\n",
       "      <td>313.0</td>\n",
       "      <td>us</td>\n",
       "      <td>client_organisation</td>\n",
       "      <td>https://www.aaps.org/home</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3291</td>\n",
       "      <td>2010-09-15 13:16:19</td>\n",
       "      <td>2023-01-05 14:55:40</td>\n",
       "      <td>16180.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>Zoology (Jena, Germany)</td>\n",
       "      <td>Zoology (Jena)</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Jena, Germany</td>\n",
       "      <td>Urban &amp; Fischer</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year,</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.sciencedirect.com/journal/zoology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>15919.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>Zoonoses and public health</td>\n",
       "      <td>Zoonoses Public Health</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Berlin, Germany</td>\n",
       "      <td>Blackwell Verlag</td>\n",
       "      <td>2007</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ten no. a year</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378</td>\n",
       "      <td>Y</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zoonoses and Public Health</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>https://onlinelibrary.wiley.com/journal/18632378</td>\n",
       "      <td>580.0</td>\n",
       "      <td>us</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.wiley.com/en-gb</td>\n",
       "      <td>Wiley</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/2050</td>\n",
       "      <td>2010-07-20 14:58:33</td>\n",
       "      <td>2022-07-27 12:37:58</td>\n",
       "      <td>2555.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Auckland, N.Z.</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>2001</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2013.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mapress.com/j/zt/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>https://www.mapress.com/zt/</td>\n",
       "      <td>284.0</td>\n",
       "      <td>nz</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.mapress.com/</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/284</td>\n",
       "      <td>2010-06-30 17:47:50</td>\n",
       "      <td>2022-07-15 08:53:17</td>\n",
       "      <td>6.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote (Cambridge, England)</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>England</td>\n",
       "      <td>Cambridge ; New York, NY</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.cambridge.org/core/journals/zygote</td>\n",
       "      <td>Y</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>http://journals.cambridge.org/action/displayJournal?jid=ZYG</td>\n",
       "      <td>27.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://www.cambridge.org/</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5000</td>\n",
       "      <td>2010-07-19 16:07:37</td>\n",
       "      <td>2022-06-16 13:58:04</td>\n",
       "      <td>2242.0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 40 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                        Title               MedlineTA  \\\n",
       "0     9015384     20 century British history   20 Century Br Hist       \n",
       "1     101714112   A&A practice                 A A Pract                \n",
       "2     101269322   AACN advanced critical care  AACN Adv Crit Care       \n",
       "3     0431420     AANA journal                 AANA J                   \n",
       "4     101223209   The AAPS journal             AAPS J                   \n",
       "...         ...                ...                ...                   \n",
       "5274  8702287     Zoological science           Zoolog Sci               \n",
       "5275  9435608     Zoology (Jena, Germany)      Zoology (Jena)           \n",
       "5276  101300786   Zoonoses and public health   Zoonoses Public Health   \n",
       "5277  101179386   Zootaxa                      Zootaxa                  \n",
       "5278  9309124     Zygote (Cambridge, England)  Zygote                   \n",
       "\n",
       "            Country                     Place  \\\n",
       "0     England        Eynsham, Oxford            \n",
       "1     United States  [Philadelphia, PA]         \n",
       "2     United States  Aliso Viejo, CA            \n",
       "3     United States  Park Ridge, Ill.           \n",
       "4     United States  Arlington, Va., USA        \n",
       "...             ...                  ...        \n",
       "5274  Japan          Tokyo, Japan               \n",
       "5275  Germany        Jena, Germany              \n",
       "5276  Germany        Berlin, Germany            \n",
       "5277  New Zealand    Auckland, N.Z.             \n",
       "5278  England        Cambridge ; New York, NY   \n",
       "\n",
       "                                                Publisher  \\\n",
       "0     Oxford University Press                               \n",
       "1     Wolters Kluwer Health, Inc.                           \n",
       "2     American Association of Critical-Care Nurses (AACN)   \n",
       "3     American Association of Nurse Anesthetists            \n",
       "4     American Association of Pharmaceutical Scientists     \n",
       "...                                                 ...     \n",
       "5274  Zoological Society of Japan                           \n",
       "5275  Urban & Fischer                                       \n",
       "5276  Blackwell Verlag                                      \n",
       "5277  Magnolia Press                                        \n",
       "5278  Cambridge University Press                            \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "0     1990                NaN                  4 no. a year,     \n",
       "1     2018                NaN                  Biweekly          \n",
       "2     2006                NaN                  Quarterly         \n",
       "3     1974                NaN                  Bimonthly         \n",
       "4     2004                NaN                  Four no. a year   \n",
       "...    ...                 ..                              ...   \n",
       "5274  1984                NaN                  Monthly,          \n",
       "5275  1994                NaN                  Six no. a year,   \n",
       "5276  2007                NaN                  Ten no. a year    \n",
       "5277  2001                NaN                  Irregular         \n",
       "5278  1993                NaN                  Quarterly,        \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "0     1477-4674       0955-2359  0955-2359    eng      N                    \n",
       "1     2575-3126       NaN        2575-3126    eng      Y                    \n",
       "2     1559-7776       1559-7768  1559-7768    eng      Y                    \n",
       "3     2162-5239       0094-6354  0094-6354    eng      N                    \n",
       "4     1550-7416       NaN        1550-7416    eng      Y                    \n",
       "...         ...       ...              ...    ...     ..                    \n",
       "5274  NaN             0289-0003  0289-0003    eng      N                    \n",
       "5275  1873-2720       0944-2006  0944-2006    eng      N                    \n",
       "5276  1863-2378       1863-1959  1863-1959    eng      Y                    \n",
       "5277  1175-5334       1175-5326  1175-5326    eng      N                    \n",
       "5278  1469-8730       0967-1994  0967-1994    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "0     1990.0             Y                  N             QIS             \n",
       "1     2018.0             Y                  Y             IM              \n",
       "2     2006.0             Y                  Y             N               \n",
       "3     1974.0             Y                  Y             N               \n",
       "4     2004.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5274  2002.0             Y                  Y             IM              \n",
       "5275  2005.0             Y                  Y             IM              \n",
       "5276  2007.0             Y                  Y             IM              \n",
       "5277  2013.0             Y                  Y             IM              \n",
       "5278  1993.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "0     NaN                                                                                              \n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "2     https://aacnjournals.org/aacnacconline                                                           \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "4     https://link.springer.com/journal/12248                                                          \n",
       "...                                       ...                                                          \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "5275  https://www.sciencedirect.com/journal/zoology                                                    \n",
       "5276  http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378                                   \n",
       "5277  http://www.mapress.com/j/zt/                                                                     \n",
       "5278  https://www.cambridge.org/core/journals/zygote                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "0     Y                 1477-4674  yes                24.0      \n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "2     Y                 1559-7776  yes               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "4     Y                 1550-7416  yes                12.0      \n",
       "...  ..                       ...  ...                 ...      \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "5275  Y                 1873-2720  yes                12.0      \n",
       "5276  Y                 1863-2378  yes                12.0      \n",
       "5277  Y                 1175-5334  yes               NaN        \n",
       "5278  Y                 1469-8730  yes                6.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "0    NaN                         24.0                      yes              \n",
       "1    NaN                        NaN                        NaN              \n",
       "2    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "4    NaN                         12.0                      yes              \n",
       "...   ..                          ...                      ...              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "5275 NaN                         12.0                      yes              \n",
       "5276 NaN                         12.0                      yes              \n",
       "5277 NaN                        NaN                        NaN              \n",
       "5278 NaN                         6.0                       yes              \n",
       "\n",
       "     additional_oa_fee                       title_sherpa issne_sherpa  \\\n",
       "0     yes               Twentieth Century British History  1477-4674     \n",
       "1     NaN               NaN                                NaN           \n",
       "2     NaN               AACN Advanced Critical Care        1559-7776     \n",
       "3     NaN               NaN                                NaN           \n",
       "4     yes               AAPS Journal                       NaN           \n",
       "...   ...                        ...                       ...           \n",
       "5274  NaN               NaN                                NaN           \n",
       "5275  yes               NaN                                NaN           \n",
       "5276  yes               Zoonoses and Public Health         1863-2378     \n",
       "5277  yes               Zootaxa                            1175-5334     \n",
       "5278  yes               Zygote                             1469-8730     \n",
       "\n",
       "     issnp_sherpa  \\\n",
       "0     0955-2359     \n",
       "1     NaN           \n",
       "2     1559-7768     \n",
       "3     NaN           \n",
       "4     1550-7416     \n",
       "...         ...     \n",
       "5274  NaN           \n",
       "5275  NaN           \n",
       "5276  1863-1959     \n",
       "5277  1175-5326     \n",
       "5278  0967-1994     \n",
       "\n",
       "                                                              url  \\\n",
       "0     https://academic.oup.com/tcbh                                 \n",
       "1     NaN                                                           \n",
       "2     http://acc.aacnjournals.org/                                  \n",
       "3     NaN                                                           \n",
       "4     http://link.springer.com/journal/12248                        \n",
       "...                                      ...                        \n",
       "5274  NaN                                                           \n",
       "5275  NaN                                                           \n",
       "5276  https://onlinelibrary.wiley.com/journal/18632378              \n",
       "5277  https://www.mapress.com/zt/                                   \n",
       "5278  http://journals.cambridge.org/action/displayJournal?jid=ZYG   \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "0     55.0          gb                university_publisher   \n",
       "1    NaN            NaN               NaN                    \n",
       "2     663.0         us                society_publisher      \n",
       "3    NaN            NaN               NaN                    \n",
       "4     313.0         us                client_organisation    \n",
       "...     ...         ..                                ...    \n",
       "5274 NaN            NaN               NaN                    \n",
       "5275 NaN            NaN               NaN                    \n",
       "5276  580.0         us                commercial_publisher   \n",
       "5277  284.0         nz                commercial_publisher   \n",
       "5278  27.0          gb                university_publisher   \n",
       "\n",
       "                           publisher_url  \\\n",
       "0     https://academic.oup.com/journals/   \n",
       "1     NaN                                  \n",
       "2     https://www.aacn.org/                \n",
       "3     NaN                                  \n",
       "4     https://www.aaps.org/home            \n",
       "...                         ...            \n",
       "5274  NaN                                  \n",
       "5275  NaN                                  \n",
       "5276  https://www.wiley.com/en-gb          \n",
       "5277  https://www.mapress.com/             \n",
       "5278  https://www.cambridge.org/           \n",
       "\n",
       "                                         publisher_name  \\\n",
       "0     Oxford University Press                             \n",
       "1     NaN                                                 \n",
       "2     American Association of Critical Care Nurses        \n",
       "3     NaN                                                 \n",
       "4     American Association of Pharmaceutical Scientists   \n",
       "...                                                 ...   \n",
       "5274  NaN                                                 \n",
       "5275  NaN                                                 \n",
       "5276  Wiley                                               \n",
       "5277  Magnolia Press                                      \n",
       "5278  Cambridge University Press                          \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "0     https://v2.sherpa.ac.uk/id/publisher_policy/1112  2010-07-15 16:04:39   \n",
       "1     NaN                                               NaN                   \n",
       "2     https://v2.sherpa.ac.uk/id/publisher_policy/663   2010-08-24 15:05:09   \n",
       "3     NaN                                               NaN                   \n",
       "4     https://v2.sherpa.ac.uk/id/publisher_policy/3291  2010-09-15 13:16:19   \n",
       "...                                                ...                  ...   \n",
       "5274  NaN                                               NaN                   \n",
       "5275  NaN                                               NaN                   \n",
       "5276  https://v2.sherpa.ac.uk/id/publisher_policy/2050  2010-07-20 14:58:33   \n",
       "5277  https://v2.sherpa.ac.uk/id/publisher_policy/284   2010-06-30 17:47:50   \n",
       "5278  https://v2.sherpa.ac.uk/id/publisher_policy/5000  2010-07-19 16:07:37   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id  \n",
       "0     2022-07-26 10:25:23  1406.0     \n",
       "1     NaN                 NaN         \n",
       "2     2022-07-08 08:42:33  10921.0    \n",
       "3     NaN                 NaN         \n",
       "4     2023-01-05 14:55:40  16180.0    \n",
       "...                   ...      ...    \n",
       "5274  NaN                 NaN         \n",
       "5275  NaN                  15919.0    \n",
       "5276  2022-07-27 12:37:58  2555.0     \n",
       "5277  2022-07-15 08:53:17  6.0        \n",
       "5278  2022-06-16 13:58:04  2242.0     \n",
       "\n",
       "[5279 rows x 40 columns]"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed = pd.read_csv('data/temp/2023/merge_pubmed_sherpa.tsv', encoding='utf-8', header=0, sep='\\t')\n",
    "pubmed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>20 century British history</td>\n",
       "      <td>20 Century Br Hist</td>\n",
       "      <td>England</td>\n",
       "      <td>Eynsham, Oxford</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>1990</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4 no. a year,</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1990.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>QIS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Twentieth Century British History</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>https://academic.oup.com/tcbh</td>\n",
       "      <td>55.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://academic.oup.com/journals/</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/1112</td>\n",
       "      <td>2010-07-15 16:04:39</td>\n",
       "      <td>2022-07-26 10:25:23</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>AACN advanced critical care</td>\n",
       "      <td>AACN Adv Crit Care</td>\n",
       "      <td>United States</td>\n",
       "      <td>Aliso Viejo, CA</td>\n",
       "      <td>American Association of Critical-Care Nurses (AACN)</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://aacnjournals.org/aacnacconline</td>\n",
       "      <td>Y</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AACN Advanced Critical Care</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>http://acc.aacnjournals.org/</td>\n",
       "      <td>663.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.aacn.org/</td>\n",
       "      <td>American Association of Critical Care Nurses</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/663</td>\n",
       "      <td>2010-08-24 15:05:09</td>\n",
       "      <td>2022-07-08 08:42:33</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>The AAPS journal</td>\n",
       "      <td>AAPS J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Arlington, Va., USA</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://link.springer.com/journal/12248</td>\n",
       "      <td>Y</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>AAPS Journal</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>http://link.springer.com/journal/12248</td>\n",
       "      <td>313.0</td>\n",
       "      <td>us</td>\n",
       "      <td>client_organisation</td>\n",
       "      <td>https://www.aaps.org/home</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3291</td>\n",
       "      <td>2010-09-15 13:16:19</td>\n",
       "      <td>2023-01-05 14:55:40</td>\n",
       "      <td>16180.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>Zoology (Jena, Germany)</td>\n",
       "      <td>Zoology (Jena)</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Jena, Germany</td>\n",
       "      <td>Urban &amp; Fischer</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year,</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.sciencedirect.com/journal/zoology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>15919.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>Zoonoses and public health</td>\n",
       "      <td>Zoonoses Public Health</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Berlin, Germany</td>\n",
       "      <td>Blackwell Verlag</td>\n",
       "      <td>2007</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ten no. a year</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378</td>\n",
       "      <td>Y</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zoonoses and Public Health</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>https://onlinelibrary.wiley.com/journal/18632378</td>\n",
       "      <td>580.0</td>\n",
       "      <td>us</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.wiley.com/en-gb</td>\n",
       "      <td>Wiley</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/2050</td>\n",
       "      <td>2010-07-20 14:58:33</td>\n",
       "      <td>2022-07-27 12:37:58</td>\n",
       "      <td>2555.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Auckland, N.Z.</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>2001</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2013.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mapress.com/j/zt/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>https://www.mapress.com/zt/</td>\n",
       "      <td>284.0</td>\n",
       "      <td>nz</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.mapress.com/</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/284</td>\n",
       "      <td>2010-06-30 17:47:50</td>\n",
       "      <td>2022-07-15 08:53:17</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote (Cambridge, England)</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>England</td>\n",
       "      <td>Cambridge ; New York, NY</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.cambridge.org/core/journals/zygote</td>\n",
       "      <td>Y</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>http://journals.cambridge.org/action/displayJournal?jid=ZYG</td>\n",
       "      <td>27.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://www.cambridge.org/</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5000</td>\n",
       "      <td>2010-07-19 16:07:37</td>\n",
       "      <td>2022-06-16 13:58:04</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 50 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                        Title               MedlineTA  \\\n",
       "0     9015384     20 century British history   20 Century Br Hist       \n",
       "1     101714112   A&A practice                 A A Pract                \n",
       "2     101269322   AACN advanced critical care  AACN Adv Crit Care       \n",
       "3     0431420     AANA journal                 AANA J                   \n",
       "4     101223209   The AAPS journal             AAPS J                   \n",
       "...         ...                ...                ...                   \n",
       "5274  8702287     Zoological science           Zoolog Sci               \n",
       "5275  9435608     Zoology (Jena, Germany)      Zoology (Jena)           \n",
       "5276  101300786   Zoonoses and public health   Zoonoses Public Health   \n",
       "5277  101179386   Zootaxa                      Zootaxa                  \n",
       "5278  9309124     Zygote (Cambridge, England)  Zygote                   \n",
       "\n",
       "            Country                     Place  \\\n",
       "0     England        Eynsham, Oxford            \n",
       "1     United States  [Philadelphia, PA]         \n",
       "2     United States  Aliso Viejo, CA            \n",
       "3     United States  Park Ridge, Ill.           \n",
       "4     United States  Arlington, Va., USA        \n",
       "...             ...                  ...        \n",
       "5274  Japan          Tokyo, Japan               \n",
       "5275  Germany        Jena, Germany              \n",
       "5276  Germany        Berlin, Germany            \n",
       "5277  New Zealand    Auckland, N.Z.             \n",
       "5278  England        Cambridge ; New York, NY   \n",
       "\n",
       "                                                Publisher  \\\n",
       "0     Oxford University Press                               \n",
       "1     Wolters Kluwer Health, Inc.                           \n",
       "2     American Association of Critical-Care Nurses (AACN)   \n",
       "3     American Association of Nurse Anesthetists            \n",
       "4     American Association of Pharmaceutical Scientists     \n",
       "...                                                 ...     \n",
       "5274  Zoological Society of Japan                           \n",
       "5275  Urban & Fischer                                       \n",
       "5276  Blackwell Verlag                                      \n",
       "5277  Magnolia Press                                        \n",
       "5278  Cambridge University Press                            \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "0     1990                NaN                  4 no. a year,     \n",
       "1     2018                NaN                  Biweekly          \n",
       "2     2006                NaN                  Quarterly         \n",
       "3     1974                NaN                  Bimonthly         \n",
       "4     2004                NaN                  Four no. a year   \n",
       "...    ...                 ..                              ...   \n",
       "5274  1984                NaN                  Monthly,          \n",
       "5275  1994                NaN                  Six no. a year,   \n",
       "5276  2007                NaN                  Ten no. a year    \n",
       "5277  2001                NaN                  Irregular         \n",
       "5278  1993                NaN                  Quarterly,        \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "0     1477-4674       0955-2359  0955-2359    eng      N                    \n",
       "1     2575-3126       NaN        2575-3126    eng      Y                    \n",
       "2     1559-7776       1559-7768  1559-7768    eng      Y                    \n",
       "3     2162-5239       0094-6354  0094-6354    eng      N                    \n",
       "4     1550-7416       NaN        1550-7416    eng      Y                    \n",
       "...         ...       ...              ...    ...     ..                    \n",
       "5274  NaN             0289-0003  0289-0003    eng      N                    \n",
       "5275  1873-2720       0944-2006  0944-2006    eng      N                    \n",
       "5276  1863-2378       1863-1959  1863-1959    eng      Y                    \n",
       "5277  1175-5334       1175-5326  1175-5326    eng      N                    \n",
       "5278  1469-8730       0967-1994  0967-1994    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "0     1990.0             Y                  N             QIS             \n",
       "1     2018.0             Y                  Y             IM              \n",
       "2     2006.0             Y                  Y             N               \n",
       "3     1974.0             Y                  Y             N               \n",
       "4     2004.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5274  2002.0             Y                  Y             IM              \n",
       "5275  2005.0             Y                  Y             IM              \n",
       "5276  2007.0             Y                  Y             IM              \n",
       "5277  2013.0             Y                  Y             IM              \n",
       "5278  1993.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "0     NaN                                                                                              \n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "2     https://aacnjournals.org/aacnacconline                                                           \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "4     https://link.springer.com/journal/12248                                                          \n",
       "...                                       ...                                                          \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "5275  https://www.sciencedirect.com/journal/zoology                                                    \n",
       "5276  http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378                                   \n",
       "5277  http://www.mapress.com/j/zt/                                                                     \n",
       "5278  https://www.cambridge.org/core/journals/zygote                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "0     Y                 1477-4674  yes                24.0      \n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "2     Y                 1559-7776  yes               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "4     Y                 1550-7416  yes                12.0      \n",
       "...  ..                       ...  ...                 ...      \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "5275  Y                 1873-2720  yes                12.0      \n",
       "5276  Y                 1863-2378  yes                12.0      \n",
       "5277  Y                 1175-5334  yes               NaN        \n",
       "5278  Y                 1469-8730  yes                6.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "0    NaN                         24.0                      yes              \n",
       "1    NaN                        NaN                        NaN              \n",
       "2    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "4    NaN                         12.0                      yes              \n",
       "...   ..                          ...                      ...              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "5275 NaN                         12.0                      yes              \n",
       "5276 NaN                         12.0                      yes              \n",
       "5277 NaN                        NaN                        NaN              \n",
       "5278 NaN                         6.0                       yes              \n",
       "\n",
       "     additional_oa_fee                       title_sherpa issne_sherpa  \\\n",
       "0     yes               Twentieth Century British History  1477-4674     \n",
       "1     NaN               NaN                                NaN           \n",
       "2     NaN               AACN Advanced Critical Care        1559-7776     \n",
       "3     NaN               NaN                                NaN           \n",
       "4     yes               AAPS Journal                       NaN           \n",
       "...   ...                        ...                       ...           \n",
       "5274  NaN               NaN                                NaN           \n",
       "5275  yes               NaN                                NaN           \n",
       "5276  yes               Zoonoses and Public Health         1863-2378     \n",
       "5277  yes               Zootaxa                            1175-5334     \n",
       "5278  yes               Zygote                             1469-8730     \n",
       "\n",
       "     issnp_sherpa  \\\n",
       "0     0955-2359     \n",
       "1     NaN           \n",
       "2     1559-7768     \n",
       "3     NaN           \n",
       "4     1550-7416     \n",
       "...         ...     \n",
       "5274  NaN           \n",
       "5275  NaN           \n",
       "5276  1863-1959     \n",
       "5277  1175-5326     \n",
       "5278  0967-1994     \n",
       "\n",
       "                                                              url  \\\n",
       "0     https://academic.oup.com/tcbh                                 \n",
       "1     NaN                                                           \n",
       "2     http://acc.aacnjournals.org/                                  \n",
       "3     NaN                                                           \n",
       "4     http://link.springer.com/journal/12248                        \n",
       "...                                      ...                        \n",
       "5274  NaN                                                           \n",
       "5275  NaN                                                           \n",
       "5276  https://onlinelibrary.wiley.com/journal/18632378              \n",
       "5277  https://www.mapress.com/zt/                                   \n",
       "5278  http://journals.cambridge.org/action/displayJournal?jid=ZYG   \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "0     55.0          gb                university_publisher   \n",
       "1    NaN            NaN               NaN                    \n",
       "2     663.0         us                society_publisher      \n",
       "3    NaN            NaN               NaN                    \n",
       "4     313.0         us                client_organisation    \n",
       "...     ...         ..                                ...    \n",
       "5274 NaN            NaN               NaN                    \n",
       "5275 NaN            NaN               NaN                    \n",
       "5276  580.0         us                commercial_publisher   \n",
       "5277  284.0         nz                commercial_publisher   \n",
       "5278  27.0          gb                university_publisher   \n",
       "\n",
       "                           publisher_url  \\\n",
       "0     https://academic.oup.com/journals/   \n",
       "1     NaN                                  \n",
       "2     https://www.aacn.org/                \n",
       "3     NaN                                  \n",
       "4     https://www.aaps.org/home            \n",
       "...                         ...            \n",
       "5274  NaN                                  \n",
       "5275  NaN                                  \n",
       "5276  https://www.wiley.com/en-gb          \n",
       "5277  https://www.mapress.com/             \n",
       "5278  https://www.cambridge.org/           \n",
       "\n",
       "                                         publisher_name  \\\n",
       "0     Oxford University Press                             \n",
       "1     NaN                                                 \n",
       "2     American Association of Critical Care Nurses        \n",
       "3     NaN                                                 \n",
       "4     American Association of Pharmaceutical Scientists   \n",
       "...                                                 ...   \n",
       "5274  NaN                                                 \n",
       "5275  NaN                                                 \n",
       "5276  Wiley                                               \n",
       "5277  Magnolia Press                                      \n",
       "5278  Cambridge University Press                          \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "0     https://v2.sherpa.ac.uk/id/publisher_policy/1112  2010-07-15 16:04:39   \n",
       "1     NaN                                               NaN                   \n",
       "2     https://v2.sherpa.ac.uk/id/publisher_policy/663   2010-08-24 15:05:09   \n",
       "3     NaN                                               NaN                   \n",
       "4     https://v2.sherpa.ac.uk/id/publisher_policy/3291  2010-09-15 13:16:19   \n",
       "...                                                ...                  ...   \n",
       "5274  NaN                                               NaN                   \n",
       "5275  NaN                                               NaN                   \n",
       "5276  https://v2.sherpa.ac.uk/id/publisher_policy/2050  2010-07-20 14:58:33   \n",
       "5277  https://v2.sherpa.ac.uk/id/publisher_policy/284   2010-06-30 17:47:50   \n",
       "5278  https://v2.sherpa.ac.uk/id/publisher_policy/5000  2010-07-19 16:07:37   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_title DOAJ_pissn DOAJ_eissn  \\\n",
       "0     2022-07-26 10:25:23  1406.0     NaN        NaN        NaN         \n",
       "1     NaN                 NaN         NaN        NaN        NaN         \n",
       "2     2022-07-08 08:42:33  10921.0    NaN        NaN        NaN         \n",
       "3     NaN                 NaN         NaN        NaN        NaN         \n",
       "4     2023-01-05 14:55:40  16180.0    NaN        NaN        NaN         \n",
       "...                   ...      ...    ...        ...        ...         \n",
       "5274  NaN                 NaN         NaN        NaN        NaN         \n",
       "5275  NaN                  15919.0    NaN        NaN        NaN         \n",
       "5276  2022-07-27 12:37:58  2555.0     NaN        NaN        NaN         \n",
       "5277  2022-07-15 08:53:17  6.0        NaN        NaN        NaN         \n",
       "5278  2022-06-16 13:58:04  2242.0     NaN        NaN        NaN         \n",
       "\n",
       "     DOAJ_license DOAJ_author_holds_copyright_without_restrictions DOAJ_APC  \\\n",
       "0     NaN          NaN                                              NaN       \n",
       "1     NaN          NaN                                              NaN       \n",
       "2     NaN          NaN                                              NaN       \n",
       "3     NaN          NaN                                              NaN       \n",
       "4     NaN          NaN                                              NaN       \n",
       "...   ...          ...                                              ...       \n",
       "5274  NaN          NaN                                              NaN       \n",
       "5275  NaN          NaN                                              NaN       \n",
       "5276  NaN          NaN                                              NaN       \n",
       "5277  NaN          NaN                                              NaN       \n",
       "5278  NaN          NaN                                              NaN       \n",
       "\n",
       "     DOAJ_Seal DOAJ_date DOAJ_last_updated DOAJ_year  \n",
       "0     NaN       NaN       NaN               NaN       \n",
       "1     NaN       NaN       NaN               NaN       \n",
       "2     NaN       NaN       NaN               NaN       \n",
       "3     NaN       NaN       NaN               NaN       \n",
       "4     NaN       NaN       NaN               NaN       \n",
       "...   ...       ...       ...               ...       \n",
       "5274  NaN       NaN       NaN               NaN       \n",
       "5275  NaN       NaN       NaN               NaN       \n",
       "5276  NaN       NaN       NaN               NaN       \n",
       "5277  NaN       NaN       NaN               NaN       \n",
       "5278  NaN       NaN       NaN               NaN       \n",
       "\n",
       "[5279 rows x 50 columns]"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed = pd.merge(pubmed, doaj, on='ISSN', how='left')\n",
    "pubmed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_year</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>4678</td>\n",
       "      <td>101219148</td>\n",
       "      <td>Revue médicale suisse</td>\n",
       "      <td>Rev Med Suisse</td>\n",
       "      <td>Switzerland</td>\n",
       "      <td>Genève</td>\n",
       "      <td>Médecine et Hygiène</td>\n",
       "      <td>2005</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Weekly (46 issues per year)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>fre</td>\n",
       "      <td>Y</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                   Title       MedlineTA      Country  \\\n",
       "4678  101219148   Revue médicale suisse  Rev Med Suisse  Switzerland   \n",
       "\n",
       "        Place              Publisher PublicationFirstYear  PublicationEndYear  \\\n",
       "4678  Genève  Médecine et Hygiène  2005                NaN                   \n",
       "\n",
       "                        Frequency ISSN-Electronic ISSN-Print ISSN-Linking  \\\n",
       "4678  Weekly (46 issues per year)  NaN             1660-9379  1660-9379     \n",
       "\n",
       "     Language TitleContinuationYN  IndexingStartDate CurrentlyIndexedYN  \\\n",
       "4678  fre      Y                   2005.0             Y                   \n",
       "\n",
       "     IndexOnlineYN IndexingSubset IndexingSelectedURL ReportedMedlineYN  \\\n",
       "4678  N             IM             NaN                 Y                  \n",
       "\n",
       "           ISSN sherpa_has_oa_path  embargo  embargo_published_version  \\\n",
       "4678  1660-9379  NaN               NaN      NaN                          \n",
       "\n",
       "      embargo_accepted_version sherpa_oa_green additional_oa_fee title_sherpa  \\\n",
       "4678 NaN                        NaN             NaN               NaN           \n",
       "\n",
       "     issne_sherpa issnp_sherpa  url  publisher_id publisher_country  \\\n",
       "4678  NaN          NaN          NaN NaN            NaN                \n",
       "\n",
       "     publisher_type publisher_url publisher_name sherpa_uri sherpa_created  \\\n",
       "4678  NaN            NaN           NaN            NaN        NaN             \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_title DOAJ_pissn DOAJ_eissn  \\\n",
       "4678  NaN                 NaN         NaN        NaN        NaN         \n",
       "\n",
       "     DOAJ_license DOAJ_author_holds_copyright_without_restrictions DOAJ_APC  \\\n",
       "4678  NaN          NaN                                              NaN       \n",
       "\n",
       "     DOAJ_Seal DOAJ_date DOAJ_last_updated DOAJ_year  \n",
       "4678  NaN       NaN       NaN               NaN       "
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# test Rev Med\n",
    "pubmed.loc[pubmed['MedlineTA'] == 'Rev Med Suisse']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [],
   "source": [
    "# merge by eISSN\n",
    "doaj = doaj.rename(columns={'ISSN' : 'ISSN_old', 'DOAJ_eissn' : 'ISSN'})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_title_x</th>\n",
       "      <th>DOAJ_pissn_x</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license_x</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_x</th>\n",
       "      <th>DOAJ_APC_x</th>\n",
       "      <th>DOAJ_Seal_x</th>\n",
       "      <th>DOAJ_date_x</th>\n",
       "      <th>DOAJ_last_updated_x</th>\n",
       "      <th>DOAJ_year_x</th>\n",
       "      <th>DOAJ_title_y</th>\n",
       "      <th>DOAJ_pissn_y</th>\n",
       "      <th>DOAJ_license_y</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_y</th>\n",
       "      <th>DOAJ_APC_y</th>\n",
       "      <th>DOAJ_Seal_y</th>\n",
       "      <th>DOAJ_date_y</th>\n",
       "      <th>DOAJ_last_updated_y</th>\n",
       "      <th>DOAJ_year_y</th>\n",
       "      <th>ISSN_old</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>20 century British history</td>\n",
       "      <td>20 Century Br Hist</td>\n",
       "      <td>England</td>\n",
       "      <td>Eynsham, Oxford</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>1990</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4 no. a year,</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1990.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>QIS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Twentieth Century British History</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>https://academic.oup.com/tcbh</td>\n",
       "      <td>55.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://academic.oup.com/journals/</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/1112</td>\n",
       "      <td>2010-07-15 16:04:39</td>\n",
       "      <td>2022-07-26 10:25:23</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>AACN advanced critical care</td>\n",
       "      <td>AACN Adv Crit Care</td>\n",
       "      <td>United States</td>\n",
       "      <td>Aliso Viejo, CA</td>\n",
       "      <td>American Association of Critical-Care Nurses (AACN)</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://aacnjournals.org/aacnacconline</td>\n",
       "      <td>Y</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AACN Advanced Critical Care</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>http://acc.aacnjournals.org/</td>\n",
       "      <td>663.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.aacn.org/</td>\n",
       "      <td>American Association of Critical Care Nurses</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/663</td>\n",
       "      <td>2010-08-24 15:05:09</td>\n",
       "      <td>2022-07-08 08:42:33</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>The AAPS journal</td>\n",
       "      <td>AAPS J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Arlington, Va., USA</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://link.springer.com/journal/12248</td>\n",
       "      <td>Y</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>AAPS Journal</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>http://link.springer.com/journal/12248</td>\n",
       "      <td>313.0</td>\n",
       "      <td>us</td>\n",
       "      <td>client_organisation</td>\n",
       "      <td>https://www.aaps.org/home</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3291</td>\n",
       "      <td>2010-09-15 13:16:19</td>\n",
       "      <td>2023-01-05 14:55:40</td>\n",
       "      <td>16180.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>Zoology (Jena, Germany)</td>\n",
       "      <td>Zoology (Jena)</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Jena, Germany</td>\n",
       "      <td>Urban &amp; Fischer</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year,</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.sciencedirect.com/journal/zoology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>15919.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>Zoonoses and public health</td>\n",
       "      <td>Zoonoses Public Health</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Berlin, Germany</td>\n",
       "      <td>Blackwell Verlag</td>\n",
       "      <td>2007</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ten no. a year</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378</td>\n",
       "      <td>Y</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zoonoses and Public Health</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>https://onlinelibrary.wiley.com/journal/18632378</td>\n",
       "      <td>580.0</td>\n",
       "      <td>us</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.wiley.com/en-gb</td>\n",
       "      <td>Wiley</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/2050</td>\n",
       "      <td>2010-07-20 14:58:33</td>\n",
       "      <td>2022-07-27 12:37:58</td>\n",
       "      <td>2555.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Auckland, N.Z.</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>2001</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2013.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mapress.com/j/zt/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>https://www.mapress.com/zt/</td>\n",
       "      <td>284.0</td>\n",
       "      <td>nz</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.mapress.com/</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/284</td>\n",
       "      <td>2010-06-30 17:47:50</td>\n",
       "      <td>2022-07-15 08:53:17</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote (Cambridge, England)</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>England</td>\n",
       "      <td>Cambridge ; New York, NY</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.cambridge.org/core/journals/zygote</td>\n",
       "      <td>Y</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>http://journals.cambridge.org/action/displayJournal?jid=ZYG</td>\n",
       "      <td>27.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://www.cambridge.org/</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5000</td>\n",
       "      <td>2010-07-19 16:07:37</td>\n",
       "      <td>2022-06-16 13:58:04</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 60 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                        Title               MedlineTA  \\\n",
       "0     9015384     20 century British history   20 Century Br Hist       \n",
       "1     101714112   A&A practice                 A A Pract                \n",
       "2     101269322   AACN advanced critical care  AACN Adv Crit Care       \n",
       "3     0431420     AANA journal                 AANA J                   \n",
       "4     101223209   The AAPS journal             AAPS J                   \n",
       "...         ...                ...                ...                   \n",
       "5274  8702287     Zoological science           Zoolog Sci               \n",
       "5275  9435608     Zoology (Jena, Germany)      Zoology (Jena)           \n",
       "5276  101300786   Zoonoses and public health   Zoonoses Public Health   \n",
       "5277  101179386   Zootaxa                      Zootaxa                  \n",
       "5278  9309124     Zygote (Cambridge, England)  Zygote                   \n",
       "\n",
       "            Country                     Place  \\\n",
       "0     England        Eynsham, Oxford            \n",
       "1     United States  [Philadelphia, PA]         \n",
       "2     United States  Aliso Viejo, CA            \n",
       "3     United States  Park Ridge, Ill.           \n",
       "4     United States  Arlington, Va., USA        \n",
       "...             ...                  ...        \n",
       "5274  Japan          Tokyo, Japan               \n",
       "5275  Germany        Jena, Germany              \n",
       "5276  Germany        Berlin, Germany            \n",
       "5277  New Zealand    Auckland, N.Z.             \n",
       "5278  England        Cambridge ; New York, NY   \n",
       "\n",
       "                                                Publisher  \\\n",
       "0     Oxford University Press                               \n",
       "1     Wolters Kluwer Health, Inc.                           \n",
       "2     American Association of Critical-Care Nurses (AACN)   \n",
       "3     American Association of Nurse Anesthetists            \n",
       "4     American Association of Pharmaceutical Scientists     \n",
       "...                                                 ...     \n",
       "5274  Zoological Society of Japan                           \n",
       "5275  Urban & Fischer                                       \n",
       "5276  Blackwell Verlag                                      \n",
       "5277  Magnolia Press                                        \n",
       "5278  Cambridge University Press                            \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "0     1990                NaN                  4 no. a year,     \n",
       "1     2018                NaN                  Biweekly          \n",
       "2     2006                NaN                  Quarterly         \n",
       "3     1974                NaN                  Bimonthly         \n",
       "4     2004                NaN                  Four no. a year   \n",
       "...    ...                 ..                              ...   \n",
       "5274  1984                NaN                  Monthly,          \n",
       "5275  1994                NaN                  Six no. a year,   \n",
       "5276  2007                NaN                  Ten no. a year    \n",
       "5277  2001                NaN                  Irregular         \n",
       "5278  1993                NaN                  Quarterly,        \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "0     1477-4674       0955-2359  0955-2359    eng      N                    \n",
       "1     2575-3126       NaN        2575-3126    eng      Y                    \n",
       "2     1559-7776       1559-7768  1559-7768    eng      Y                    \n",
       "3     2162-5239       0094-6354  0094-6354    eng      N                    \n",
       "4     1550-7416       NaN        1550-7416    eng      Y                    \n",
       "...         ...       ...              ...    ...     ..                    \n",
       "5274  NaN             0289-0003  0289-0003    eng      N                    \n",
       "5275  1873-2720       0944-2006  0944-2006    eng      N                    \n",
       "5276  1863-2378       1863-1959  1863-1959    eng      Y                    \n",
       "5277  1175-5334       1175-5326  1175-5326    eng      N                    \n",
       "5278  1469-8730       0967-1994  0967-1994    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "0     1990.0             Y                  N             QIS             \n",
       "1     2018.0             Y                  Y             IM              \n",
       "2     2006.0             Y                  Y             N               \n",
       "3     1974.0             Y                  Y             N               \n",
       "4     2004.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5274  2002.0             Y                  Y             IM              \n",
       "5275  2005.0             Y                  Y             IM              \n",
       "5276  2007.0             Y                  Y             IM              \n",
       "5277  2013.0             Y                  Y             IM              \n",
       "5278  1993.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "0     NaN                                                                                              \n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "2     https://aacnjournals.org/aacnacconline                                                           \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "4     https://link.springer.com/journal/12248                                                          \n",
       "...                                       ...                                                          \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "5275  https://www.sciencedirect.com/journal/zoology                                                    \n",
       "5276  http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378                                   \n",
       "5277  http://www.mapress.com/j/zt/                                                                     \n",
       "5278  https://www.cambridge.org/core/journals/zygote                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "0     Y                 1477-4674  yes                24.0      \n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "2     Y                 1559-7776  yes               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "4     Y                 1550-7416  yes                12.0      \n",
       "...  ..                       ...  ...                 ...      \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "5275  Y                 1873-2720  yes                12.0      \n",
       "5276  Y                 1863-2378  yes                12.0      \n",
       "5277  Y                 1175-5334  yes               NaN        \n",
       "5278  Y                 1469-8730  yes                6.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "0    NaN                         24.0                      yes              \n",
       "1    NaN                        NaN                        NaN              \n",
       "2    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "4    NaN                         12.0                      yes              \n",
       "...   ..                          ...                      ...              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "5275 NaN                         12.0                      yes              \n",
       "5276 NaN                         12.0                      yes              \n",
       "5277 NaN                        NaN                        NaN              \n",
       "5278 NaN                         6.0                       yes              \n",
       "\n",
       "     additional_oa_fee                       title_sherpa issne_sherpa  \\\n",
       "0     yes               Twentieth Century British History  1477-4674     \n",
       "1     NaN               NaN                                NaN           \n",
       "2     NaN               AACN Advanced Critical Care        1559-7776     \n",
       "3     NaN               NaN                                NaN           \n",
       "4     yes               AAPS Journal                       NaN           \n",
       "...   ...                        ...                       ...           \n",
       "5274  NaN               NaN                                NaN           \n",
       "5275  yes               NaN                                NaN           \n",
       "5276  yes               Zoonoses and Public Health         1863-2378     \n",
       "5277  yes               Zootaxa                            1175-5334     \n",
       "5278  yes               Zygote                             1469-8730     \n",
       "\n",
       "     issnp_sherpa  \\\n",
       "0     0955-2359     \n",
       "1     NaN           \n",
       "2     1559-7768     \n",
       "3     NaN           \n",
       "4     1550-7416     \n",
       "...         ...     \n",
       "5274  NaN           \n",
       "5275  NaN           \n",
       "5276  1863-1959     \n",
       "5277  1175-5326     \n",
       "5278  0967-1994     \n",
       "\n",
       "                                                              url  \\\n",
       "0     https://academic.oup.com/tcbh                                 \n",
       "1     NaN                                                           \n",
       "2     http://acc.aacnjournals.org/                                  \n",
       "3     NaN                                                           \n",
       "4     http://link.springer.com/journal/12248                        \n",
       "...                                      ...                        \n",
       "5274  NaN                                                           \n",
       "5275  NaN                                                           \n",
       "5276  https://onlinelibrary.wiley.com/journal/18632378              \n",
       "5277  https://www.mapress.com/zt/                                   \n",
       "5278  http://journals.cambridge.org/action/displayJournal?jid=ZYG   \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "0     55.0          gb                university_publisher   \n",
       "1    NaN            NaN               NaN                    \n",
       "2     663.0         us                society_publisher      \n",
       "3    NaN            NaN               NaN                    \n",
       "4     313.0         us                client_organisation    \n",
       "...     ...         ..                                ...    \n",
       "5274 NaN            NaN               NaN                    \n",
       "5275 NaN            NaN               NaN                    \n",
       "5276  580.0         us                commercial_publisher   \n",
       "5277  284.0         nz                commercial_publisher   \n",
       "5278  27.0          gb                university_publisher   \n",
       "\n",
       "                           publisher_url  \\\n",
       "0     https://academic.oup.com/journals/   \n",
       "1     NaN                                  \n",
       "2     https://www.aacn.org/                \n",
       "3     NaN                                  \n",
       "4     https://www.aaps.org/home            \n",
       "...                         ...            \n",
       "5274  NaN                                  \n",
       "5275  NaN                                  \n",
       "5276  https://www.wiley.com/en-gb          \n",
       "5277  https://www.mapress.com/             \n",
       "5278  https://www.cambridge.org/           \n",
       "\n",
       "                                         publisher_name  \\\n",
       "0     Oxford University Press                             \n",
       "1     NaN                                                 \n",
       "2     American Association of Critical Care Nurses        \n",
       "3     NaN                                                 \n",
       "4     American Association of Pharmaceutical Scientists   \n",
       "...                                                 ...   \n",
       "5274  NaN                                                 \n",
       "5275  NaN                                                 \n",
       "5276  Wiley                                               \n",
       "5277  Magnolia Press                                      \n",
       "5278  Cambridge University Press                          \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "0     https://v2.sherpa.ac.uk/id/publisher_policy/1112  2010-07-15 16:04:39   \n",
       "1     NaN                                               NaN                   \n",
       "2     https://v2.sherpa.ac.uk/id/publisher_policy/663   2010-08-24 15:05:09   \n",
       "3     NaN                                               NaN                   \n",
       "4     https://v2.sherpa.ac.uk/id/publisher_policy/3291  2010-09-15 13:16:19   \n",
       "...                                                ...                  ...   \n",
       "5274  NaN                                               NaN                   \n",
       "5275  NaN                                               NaN                   \n",
       "5276  https://v2.sherpa.ac.uk/id/publisher_policy/2050  2010-07-20 14:58:33   \n",
       "5277  https://v2.sherpa.ac.uk/id/publisher_policy/284   2010-06-30 17:47:50   \n",
       "5278  https://v2.sherpa.ac.uk/id/publisher_policy/5000  2010-07-19 16:07:37   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_title_x DOAJ_pissn_x DOAJ_eissn  \\\n",
       "0     2022-07-26 10:25:23  1406.0     NaN          NaN          NaN         \n",
       "1     NaN                 NaN         NaN          NaN          NaN         \n",
       "2     2022-07-08 08:42:33  10921.0    NaN          NaN          NaN         \n",
       "3     NaN                 NaN         NaN          NaN          NaN         \n",
       "4     2023-01-05 14:55:40  16180.0    NaN          NaN          NaN         \n",
       "...                   ...      ...    ...          ...          ...         \n",
       "5274  NaN                 NaN         NaN          NaN          NaN         \n",
       "5275  NaN                  15919.0    NaN          NaN          NaN         \n",
       "5276  2022-07-27 12:37:58  2555.0     NaN          NaN          NaN         \n",
       "5277  2022-07-15 08:53:17  6.0        NaN          NaN          NaN         \n",
       "5278  2022-06-16 13:58:04  2242.0     NaN          NaN          NaN         \n",
       "\n",
       "     DOAJ_license_x DOAJ_author_holds_copyright_without_restrictions_x  \\\n",
       "0     NaN            NaN                                                 \n",
       "1     NaN            NaN                                                 \n",
       "2     NaN            NaN                                                 \n",
       "3     NaN            NaN                                                 \n",
       "4     NaN            NaN                                                 \n",
       "...   ...            ...                                                 \n",
       "5274  NaN            NaN                                                 \n",
       "5275  NaN            NaN                                                 \n",
       "5276  NaN            NaN                                                 \n",
       "5277  NaN            NaN                                                 \n",
       "5278  NaN            NaN                                                 \n",
       "\n",
       "     DOAJ_APC_x DOAJ_Seal_x DOAJ_date_x DOAJ_last_updated_x DOAJ_year_x  \\\n",
       "0     NaN        NaN         NaN         NaN                 NaN          \n",
       "1     NaN        NaN         NaN         NaN                 NaN          \n",
       "2     NaN        NaN         NaN         NaN                 NaN          \n",
       "3     NaN        NaN         NaN         NaN                 NaN          \n",
       "4     NaN        NaN         NaN         NaN                 NaN          \n",
       "...   ...        ...         ...         ...                 ...          \n",
       "5274  NaN        NaN         NaN         NaN                 NaN          \n",
       "5275  NaN        NaN         NaN         NaN                 NaN          \n",
       "5276  NaN        NaN         NaN         NaN                 NaN          \n",
       "5277  NaN        NaN         NaN         NaN                 NaN          \n",
       "5278  NaN        NaN         NaN         NaN                 NaN          \n",
       "\n",
       "     DOAJ_title_y DOAJ_pissn_y DOAJ_license_y  \\\n",
       "0     NaN          NaN          NaN             \n",
       "1     NaN          NaN          NaN             \n",
       "2     NaN          NaN          NaN             \n",
       "3     NaN          NaN          NaN             \n",
       "4     NaN          NaN          NaN             \n",
       "...   ...          ...          ...             \n",
       "5274  NaN          NaN          NaN             \n",
       "5275  NaN          NaN          NaN             \n",
       "5276  NaN          NaN          NaN             \n",
       "5277  NaN          NaN          NaN             \n",
       "5278  NaN          NaN          NaN             \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions_y DOAJ_APC_y  \\\n",
       "0     NaN                                                NaN         \n",
       "1     NaN                                                NaN         \n",
       "2     NaN                                                NaN         \n",
       "3     NaN                                                NaN         \n",
       "4     NaN                                                NaN         \n",
       "...   ...                                                ...         \n",
       "5274  NaN                                                NaN         \n",
       "5275  NaN                                                NaN         \n",
       "5276  NaN                                                NaN         \n",
       "5277  NaN                                                NaN         \n",
       "5278  NaN                                                NaN         \n",
       "\n",
       "     DOAJ_Seal_y DOAJ_date_y DOAJ_last_updated_y DOAJ_year_y ISSN_old  \n",
       "0     NaN         NaN         NaN                 NaN         NaN      \n",
       "1     NaN         NaN         NaN                 NaN         NaN      \n",
       "2     NaN         NaN         NaN                 NaN         NaN      \n",
       "3     NaN         NaN         NaN                 NaN         NaN      \n",
       "4     NaN         NaN         NaN                 NaN         NaN      \n",
       "...   ...         ...         ...                 ...         ...      \n",
       "5274  NaN         NaN         NaN                 NaN         NaN      \n",
       "5275  NaN         NaN         NaN                 NaN         NaN      \n",
       "5276  NaN         NaN         NaN                 NaN         NaN      \n",
       "5277  NaN         NaN         NaN                 NaN         NaN      \n",
       "5278  NaN         NaN         NaN                 NaN         NaN      \n",
       "\n",
       "[5279 rows x 60 columns]"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# merge by eISSN\n",
    "pubmed = pd.merge(pubmed, doaj, on='ISSN', how='left')\n",
    "pubmed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_title_x</th>\n",
       "      <th>DOAJ_pissn_x</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_license_x</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_x</th>\n",
       "      <th>DOAJ_APC_x</th>\n",
       "      <th>DOAJ_Seal_x</th>\n",
       "      <th>DOAJ_date_x</th>\n",
       "      <th>DOAJ_last_updated_x</th>\n",
       "      <th>DOAJ_year_x</th>\n",
       "      <th>DOAJ_title_y</th>\n",
       "      <th>DOAJ_pissn_y</th>\n",
       "      <th>DOAJ_license_y</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_y</th>\n",
       "      <th>DOAJ_APC_y</th>\n",
       "      <th>DOAJ_Seal_y</th>\n",
       "      <th>DOAJ_date_y</th>\n",
       "      <th>DOAJ_last_updated_y</th>\n",
       "      <th>DOAJ_year_y</th>\n",
       "      <th>ISSN_old</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "Empty DataFrame\n",
       "Columns: [NlmUniqueID, Title, MedlineTA, Country, Place, Publisher, PublicationFirstYear, PublicationEndYear, Frequency, ISSN-Electronic, ISSN-Print, ISSN-Linking, Language, TitleContinuationYN, IndexingStartDate, CurrentlyIndexedYN, IndexOnlineYN, IndexingSubset, IndexingSelectedURL, ReportedMedlineYN, ISSN, sherpa_has_oa_path, embargo, embargo_published_version, embargo_accepted_version, sherpa_oa_green, additional_oa_fee, title_sherpa, issne_sherpa, issnp_sherpa, url, publisher_id, publisher_country, publisher_type, publisher_url, publisher_name, sherpa_uri, sherpa_created, sherpa_last_modified, sherpa_id, DOAJ_title_x, DOAJ_pissn_x, DOAJ_eissn, DOAJ_license_x, DOAJ_author_holds_copyright_without_restrictions_x, DOAJ_APC_x, DOAJ_Seal_x, DOAJ_date_x, DOAJ_last_updated_x, DOAJ_year_x, DOAJ_title_y, DOAJ_pissn_y, DOAJ_license_y, DOAJ_author_holds_copyright_without_restrictions_y, DOAJ_APC_y, DOAJ_Seal_y, DOAJ_date_y, DOAJ_last_updated_y, DOAJ_year_y, ISSN_old]\n",
       "Index: []"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# test of new merged rows\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna()]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [],
   "source": [
    "# add new merged data\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_title'] = pubmed['DOAJ_title_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_pissn'] = pubmed['DOAJ_pissn_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_eissn'] = pubmed['ISSN']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_Seal'] = pubmed['DOAJ_Seal_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_date'] = pubmed['DOAJ_date_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_year'] = pubmed['DOAJ_year_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_license'] = pubmed['DOAJ_license_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_author_holds_copyright_without_restrictions'] = pubmed['DOAJ_author_holds_copyright_without_restrictions_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_last_updated'] = pubmed['DOAJ_last_updated_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_APC'] = pubmed['DOAJ_APC_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_title'] = pubmed['DOAJ_title_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_pissn'] = pubmed['DOAJ_pissn_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_eissn'] = pubmed['ISSN']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_Seal'] = pubmed['DOAJ_Seal_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_date'] = pubmed['DOAJ_date_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_year'] = pubmed['DOAJ_year_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_license'] = pubmed['DOAJ_license_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_author_holds_copyright_without_restrictions'] = pubmed['DOAJ_author_holds_copyright_without_restrictions_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_last_updated'] = pubmed['DOAJ_last_updated_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_APC'] = pubmed['DOAJ_APC_y']\n",
    "del pubmed['DOAJ_title_x']\n",
    "del pubmed['DOAJ_pissn_x']\n",
    "del pubmed['DOAJ_Seal_x']\n",
    "del pubmed['DOAJ_date_x']\n",
    "del pubmed['DOAJ_year_x']\n",
    "del pubmed['DOAJ_license_x']\n",
    "del pubmed['DOAJ_author_holds_copyright_without_restrictions_x']\n",
    "del pubmed['DOAJ_last_updated_x']\n",
    "del pubmed['DOAJ_APC_x']\n",
    "del pubmed['DOAJ_title_y']\n",
    "del pubmed['DOAJ_pissn_y']\n",
    "del pubmed['DOAJ_Seal_y']\n",
    "del pubmed['DOAJ_date_y']\n",
    "del pubmed['DOAJ_year_y']\n",
    "del pubmed['DOAJ_license_y']\n",
    "del pubmed['DOAJ_author_holds_copyright_without_restrictions_y']\n",
    "del pubmed['DOAJ_last_updated_y']\n",
    "del pubmed['DOAJ_APC_y']\n",
    "del pubmed['ISSN_old']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_eissn_x</th>\n",
       "      <th>DOAJ_title_x</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_Seal_x</th>\n",
       "      <th>DOAJ_date_x</th>\n",
       "      <th>DOAJ_year_x</th>\n",
       "      <th>DOAJ_license_x</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_x</th>\n",
       "      <th>DOAJ_last_updated_x</th>\n",
       "      <th>DOAJ_APC_x</th>\n",
       "      <th>DOAJ_title_y</th>\n",
       "      <th>DOAJ_eissn_y</th>\n",
       "      <th>DOAJ_license_y</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_y</th>\n",
       "      <th>DOAJ_APC_y</th>\n",
       "      <th>DOAJ_Seal_y</th>\n",
       "      <th>DOAJ_date_y</th>\n",
       "      <th>DOAJ_last_updated_y</th>\n",
       "      <th>DOAJ_year_y</th>\n",
       "      <th>ISSN_old</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>20 century British history</td>\n",
       "      <td>20 Century Br Hist</td>\n",
       "      <td>England</td>\n",
       "      <td>Eynsham, Oxford</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>1990</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4 no. a year,</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1990.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>QIS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Twentieth Century British History</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>https://academic.oup.com/tcbh</td>\n",
       "      <td>55.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://academic.oup.com/journals/</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/1112</td>\n",
       "      <td>2010-07-15 16:04:39</td>\n",
       "      <td>2022-07-26 10:25:23</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>AACN advanced critical care</td>\n",
       "      <td>AACN Adv Crit Care</td>\n",
       "      <td>United States</td>\n",
       "      <td>Aliso Viejo, CA</td>\n",
       "      <td>American Association of Critical-Care Nurses (AACN)</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://aacnjournals.org/aacnacconline</td>\n",
       "      <td>Y</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AACN Advanced Critical Care</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>http://acc.aacnjournals.org/</td>\n",
       "      <td>663.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.aacn.org/</td>\n",
       "      <td>American Association of Critical Care Nurses</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/663</td>\n",
       "      <td>2010-08-24 15:05:09</td>\n",
       "      <td>2022-07-08 08:42:33</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>The AAPS journal</td>\n",
       "      <td>AAPS J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Arlington, Va., USA</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://link.springer.com/journal/12248</td>\n",
       "      <td>Y</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>AAPS Journal</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>http://link.springer.com/journal/12248</td>\n",
       "      <td>313.0</td>\n",
       "      <td>us</td>\n",
       "      <td>client_organisation</td>\n",
       "      <td>https://www.aaps.org/home</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3291</td>\n",
       "      <td>2010-09-15 13:16:19</td>\n",
       "      <td>2023-01-05 14:55:40</td>\n",
       "      <td>16180.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>Zoology (Jena, Germany)</td>\n",
       "      <td>Zoology (Jena)</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Jena, Germany</td>\n",
       "      <td>Urban &amp; Fischer</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year,</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.sciencedirect.com/journal/zoology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>15919.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>Zoonoses and public health</td>\n",
       "      <td>Zoonoses Public Health</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Berlin, Germany</td>\n",
       "      <td>Blackwell Verlag</td>\n",
       "      <td>2007</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ten no. a year</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378</td>\n",
       "      <td>Y</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zoonoses and Public Health</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>https://onlinelibrary.wiley.com/journal/18632378</td>\n",
       "      <td>580.0</td>\n",
       "      <td>us</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.wiley.com/en-gb</td>\n",
       "      <td>Wiley</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/2050</td>\n",
       "      <td>2010-07-20 14:58:33</td>\n",
       "      <td>2022-07-27 12:37:58</td>\n",
       "      <td>2555.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Auckland, N.Z.</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>2001</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2013.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mapress.com/j/zt/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>https://www.mapress.com/zt/</td>\n",
       "      <td>284.0</td>\n",
       "      <td>nz</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.mapress.com/</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/284</td>\n",
       "      <td>2010-06-30 17:47:50</td>\n",
       "      <td>2022-07-15 08:53:17</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote (Cambridge, England)</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>England</td>\n",
       "      <td>Cambridge ; New York, NY</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.cambridge.org/core/journals/zygote</td>\n",
       "      <td>Y</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>http://journals.cambridge.org/action/displayJournal?jid=ZYG</td>\n",
       "      <td>27.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://www.cambridge.org/</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5000</td>\n",
       "      <td>2010-07-19 16:07:37</td>\n",
       "      <td>2022-06-16 13:58:04</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 60 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                        Title               MedlineTA  \\\n",
       "0     9015384     20 century British history   20 Century Br Hist       \n",
       "1     101714112   A&A practice                 A A Pract                \n",
       "2     101269322   AACN advanced critical care  AACN Adv Crit Care       \n",
       "3     0431420     AANA journal                 AANA J                   \n",
       "4     101223209   The AAPS journal             AAPS J                   \n",
       "...         ...                ...                ...                   \n",
       "5274  8702287     Zoological science           Zoolog Sci               \n",
       "5275  9435608     Zoology (Jena, Germany)      Zoology (Jena)           \n",
       "5276  101300786   Zoonoses and public health   Zoonoses Public Health   \n",
       "5277  101179386   Zootaxa                      Zootaxa                  \n",
       "5278  9309124     Zygote (Cambridge, England)  Zygote                   \n",
       "\n",
       "            Country                     Place  \\\n",
       "0     England        Eynsham, Oxford            \n",
       "1     United States  [Philadelphia, PA]         \n",
       "2     United States  Aliso Viejo, CA            \n",
       "3     United States  Park Ridge, Ill.           \n",
       "4     United States  Arlington, Va., USA        \n",
       "...             ...                  ...        \n",
       "5274  Japan          Tokyo, Japan               \n",
       "5275  Germany        Jena, Germany              \n",
       "5276  Germany        Berlin, Germany            \n",
       "5277  New Zealand    Auckland, N.Z.             \n",
       "5278  England        Cambridge ; New York, NY   \n",
       "\n",
       "                                                Publisher  \\\n",
       "0     Oxford University Press                               \n",
       "1     Wolters Kluwer Health, Inc.                           \n",
       "2     American Association of Critical-Care Nurses (AACN)   \n",
       "3     American Association of Nurse Anesthetists            \n",
       "4     American Association of Pharmaceutical Scientists     \n",
       "...                                                 ...     \n",
       "5274  Zoological Society of Japan                           \n",
       "5275  Urban & Fischer                                       \n",
       "5276  Blackwell Verlag                                      \n",
       "5277  Magnolia Press                                        \n",
       "5278  Cambridge University Press                            \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "0     1990                NaN                  4 no. a year,     \n",
       "1     2018                NaN                  Biweekly          \n",
       "2     2006                NaN                  Quarterly         \n",
       "3     1974                NaN                  Bimonthly         \n",
       "4     2004                NaN                  Four no. a year   \n",
       "...    ...                 ..                              ...   \n",
       "5274  1984                NaN                  Monthly,          \n",
       "5275  1994                NaN                  Six no. a year,   \n",
       "5276  2007                NaN                  Ten no. a year    \n",
       "5277  2001                NaN                  Irregular         \n",
       "5278  1993                NaN                  Quarterly,        \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "0     1477-4674       0955-2359  0955-2359    eng      N                    \n",
       "1     2575-3126       NaN        2575-3126    eng      Y                    \n",
       "2     1559-7776       1559-7768  1559-7768    eng      Y                    \n",
       "3     2162-5239       0094-6354  0094-6354    eng      N                    \n",
       "4     1550-7416       NaN        1550-7416    eng      Y                    \n",
       "...         ...       ...              ...    ...     ..                    \n",
       "5274  NaN             0289-0003  0289-0003    eng      N                    \n",
       "5275  1873-2720       0944-2006  0944-2006    eng      N                    \n",
       "5276  1863-2378       1863-1959  1863-1959    eng      Y                    \n",
       "5277  1175-5334       1175-5326  1175-5326    eng      N                    \n",
       "5278  1469-8730       0967-1994  0967-1994    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "0     1990.0             Y                  N             QIS             \n",
       "1     2018.0             Y                  Y             IM              \n",
       "2     2006.0             Y                  Y             N               \n",
       "3     1974.0             Y                  Y             N               \n",
       "4     2004.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5274  2002.0             Y                  Y             IM              \n",
       "5275  2005.0             Y                  Y             IM              \n",
       "5276  2007.0             Y                  Y             IM              \n",
       "5277  2013.0             Y                  Y             IM              \n",
       "5278  1993.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "0     NaN                                                                                              \n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "2     https://aacnjournals.org/aacnacconline                                                           \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "4     https://link.springer.com/journal/12248                                                          \n",
       "...                                       ...                                                          \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "5275  https://www.sciencedirect.com/journal/zoology                                                    \n",
       "5276  http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378                                   \n",
       "5277  http://www.mapress.com/j/zt/                                                                     \n",
       "5278  https://www.cambridge.org/core/journals/zygote                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "0     Y                 1477-4674  yes                24.0      \n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "2     Y                 1559-7776  yes               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "4     Y                 1550-7416  yes                12.0      \n",
       "...  ..                       ...  ...                 ...      \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "5275  Y                 1873-2720  yes                12.0      \n",
       "5276  Y                 1863-2378  yes                12.0      \n",
       "5277  Y                 1175-5334  yes               NaN        \n",
       "5278  Y                 1469-8730  yes                6.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "0    NaN                         24.0                      yes              \n",
       "1    NaN                        NaN                        NaN              \n",
       "2    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "4    NaN                         12.0                      yes              \n",
       "...   ..                          ...                      ...              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "5275 NaN                         12.0                      yes              \n",
       "5276 NaN                         12.0                      yes              \n",
       "5277 NaN                        NaN                        NaN              \n",
       "5278 NaN                         6.0                       yes              \n",
       "\n",
       "     additional_oa_fee                       title_sherpa issne_sherpa  \\\n",
       "0     yes               Twentieth Century British History  1477-4674     \n",
       "1     NaN               NaN                                NaN           \n",
       "2     NaN               AACN Advanced Critical Care        1559-7776     \n",
       "3     NaN               NaN                                NaN           \n",
       "4     yes               AAPS Journal                       NaN           \n",
       "...   ...                        ...                       ...           \n",
       "5274  NaN               NaN                                NaN           \n",
       "5275  yes               NaN                                NaN           \n",
       "5276  yes               Zoonoses and Public Health         1863-2378     \n",
       "5277  yes               Zootaxa                            1175-5334     \n",
       "5278  yes               Zygote                             1469-8730     \n",
       "\n",
       "     issnp_sherpa  \\\n",
       "0     0955-2359     \n",
       "1     NaN           \n",
       "2     1559-7768     \n",
       "3     NaN           \n",
       "4     1550-7416     \n",
       "...         ...     \n",
       "5274  NaN           \n",
       "5275  NaN           \n",
       "5276  1863-1959     \n",
       "5277  1175-5326     \n",
       "5278  0967-1994     \n",
       "\n",
       "                                                              url  \\\n",
       "0     https://academic.oup.com/tcbh                                 \n",
       "1     NaN                                                           \n",
       "2     http://acc.aacnjournals.org/                                  \n",
       "3     NaN                                                           \n",
       "4     http://link.springer.com/journal/12248                        \n",
       "...                                      ...                        \n",
       "5274  NaN                                                           \n",
       "5275  NaN                                                           \n",
       "5276  https://onlinelibrary.wiley.com/journal/18632378              \n",
       "5277  https://www.mapress.com/zt/                                   \n",
       "5278  http://journals.cambridge.org/action/displayJournal?jid=ZYG   \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "0     55.0          gb                university_publisher   \n",
       "1    NaN            NaN               NaN                    \n",
       "2     663.0         us                society_publisher      \n",
       "3    NaN            NaN               NaN                    \n",
       "4     313.0         us                client_organisation    \n",
       "...     ...         ..                                ...    \n",
       "5274 NaN            NaN               NaN                    \n",
       "5275 NaN            NaN               NaN                    \n",
       "5276  580.0         us                commercial_publisher   \n",
       "5277  284.0         nz                commercial_publisher   \n",
       "5278  27.0          gb                university_publisher   \n",
       "\n",
       "                           publisher_url  \\\n",
       "0     https://academic.oup.com/journals/   \n",
       "1     NaN                                  \n",
       "2     https://www.aacn.org/                \n",
       "3     NaN                                  \n",
       "4     https://www.aaps.org/home            \n",
       "...                         ...            \n",
       "5274  NaN                                  \n",
       "5275  NaN                                  \n",
       "5276  https://www.wiley.com/en-gb          \n",
       "5277  https://www.mapress.com/             \n",
       "5278  https://www.cambridge.org/           \n",
       "\n",
       "                                         publisher_name  \\\n",
       "0     Oxford University Press                             \n",
       "1     NaN                                                 \n",
       "2     American Association of Critical Care Nurses        \n",
       "3     NaN                                                 \n",
       "4     American Association of Pharmaceutical Scientists   \n",
       "...                                                 ...   \n",
       "5274  NaN                                                 \n",
       "5275  NaN                                                 \n",
       "5276  Wiley                                               \n",
       "5277  Magnolia Press                                      \n",
       "5278  Cambridge University Press                          \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "0     https://v2.sherpa.ac.uk/id/publisher_policy/1112  2010-07-15 16:04:39   \n",
       "1     NaN                                               NaN                   \n",
       "2     https://v2.sherpa.ac.uk/id/publisher_policy/663   2010-08-24 15:05:09   \n",
       "3     NaN                                               NaN                   \n",
       "4     https://v2.sherpa.ac.uk/id/publisher_policy/3291  2010-09-15 13:16:19   \n",
       "...                                                ...                  ...   \n",
       "5274  NaN                                               NaN                   \n",
       "5275  NaN                                               NaN                   \n",
       "5276  https://v2.sherpa.ac.uk/id/publisher_policy/2050  2010-07-20 14:58:33   \n",
       "5277  https://v2.sherpa.ac.uk/id/publisher_policy/284   2010-06-30 17:47:50   \n",
       "5278  https://v2.sherpa.ac.uk/id/publisher_policy/5000  2010-07-19 16:07:37   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_eissn_x DOAJ_title_x DOAJ_pissn  \\\n",
       "0     2022-07-26 10:25:23  1406.0     NaN          NaN          NaN         \n",
       "1     NaN                 NaN         NaN          NaN          NaN         \n",
       "2     2022-07-08 08:42:33  10921.0    NaN          NaN          NaN         \n",
       "3     NaN                 NaN         NaN          NaN          NaN         \n",
       "4     2023-01-05 14:55:40  16180.0    NaN          NaN          NaN         \n",
       "...                   ...      ...    ...          ...          ...         \n",
       "5274  NaN                 NaN         NaN          NaN          NaN         \n",
       "5275  NaN                  15919.0    NaN          NaN          NaN         \n",
       "5276  2022-07-27 12:37:58  2555.0     NaN          NaN          NaN         \n",
       "5277  2022-07-15 08:53:17  6.0        NaN          NaN          NaN         \n",
       "5278  2022-06-16 13:58:04  2242.0     NaN          NaN          NaN         \n",
       "\n",
       "     DOAJ_Seal_x DOAJ_date_x DOAJ_year_x DOAJ_license_x  \\\n",
       "0     NaN         NaN         NaN         NaN             \n",
       "1     NaN         NaN         NaN         NaN             \n",
       "2     NaN         NaN         NaN         NaN             \n",
       "3     NaN         NaN         NaN         NaN             \n",
       "4     NaN         NaN         NaN         NaN             \n",
       "...   ...         ...         ...         ...             \n",
       "5274  NaN         NaN         NaN         NaN             \n",
       "5275  NaN         NaN         NaN         NaN             \n",
       "5276  NaN         NaN         NaN         NaN             \n",
       "5277  NaN         NaN         NaN         NaN             \n",
       "5278  NaN         NaN         NaN         NaN             \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions_x DOAJ_last_updated_x  \\\n",
       "0     NaN                                                NaN                  \n",
       "1     NaN                                                NaN                  \n",
       "2     NaN                                                NaN                  \n",
       "3     NaN                                                NaN                  \n",
       "4     NaN                                                NaN                  \n",
       "...   ...                                                ...                  \n",
       "5274  NaN                                                NaN                  \n",
       "5275  NaN                                                NaN                  \n",
       "5276  NaN                                                NaN                  \n",
       "5277  NaN                                                NaN                  \n",
       "5278  NaN                                                NaN                  \n",
       "\n",
       "     DOAJ_APC_x DOAJ_title_y DOAJ_eissn_y DOAJ_license_y  \\\n",
       "0     NaN        NaN          NaN          NaN             \n",
       "1     NaN        NaN          NaN          NaN             \n",
       "2     NaN        NaN          NaN          NaN             \n",
       "3     NaN        NaN          NaN          NaN             \n",
       "4     NaN        NaN          NaN          NaN             \n",
       "...   ...        ...          ...          ...             \n",
       "5274  NaN        NaN          NaN          NaN             \n",
       "5275  NaN        NaN          NaN          NaN             \n",
       "5276  NaN        NaN          NaN          NaN             \n",
       "5277  NaN        NaN          NaN          NaN             \n",
       "5278  NaN        NaN          NaN          NaN             \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions_y DOAJ_APC_y  \\\n",
       "0     NaN                                                NaN         \n",
       "1     NaN                                                NaN         \n",
       "2     NaN                                                NaN         \n",
       "3     NaN                                                NaN         \n",
       "4     NaN                                                NaN         \n",
       "...   ...                                                ...         \n",
       "5274  NaN                                                NaN         \n",
       "5275  NaN                                                NaN         \n",
       "5276  NaN                                                NaN         \n",
       "5277  NaN                                                NaN         \n",
       "5278  NaN                                                NaN         \n",
       "\n",
       "     DOAJ_Seal_y DOAJ_date_y DOAJ_last_updated_y DOAJ_year_y ISSN_old  \n",
       "0     NaN         NaN         NaN                 NaN         NaN      \n",
       "1     NaN         NaN         NaN                 NaN         NaN      \n",
       "2     NaN         NaN         NaN                 NaN         NaN      \n",
       "3     NaN         NaN         NaN                 NaN         NaN      \n",
       "4     NaN         NaN         NaN                 NaN         NaN      \n",
       "...   ...         ...         ...                 ...         ...      \n",
       "5274  NaN         NaN         NaN                 NaN         NaN      \n",
       "5275  NaN         NaN         NaN                 NaN         NaN      \n",
       "5276  NaN         NaN         NaN                 NaN         NaN      \n",
       "5277  NaN         NaN         NaN                 NaN         NaN      \n",
       "5278  NaN         NaN         NaN                 NaN         NaN      \n",
       "\n",
       "[5279 rows x 60 columns]"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# merge by pISSN\n",
    "doaj = doaj.rename(columns={'ISSN' : 'DOAJ_eissn', 'DOAJ_pissn' : 'ISSN'})\n",
    "pubmed = pd.merge(pubmed, doaj, on='ISSN', how='left')\n",
    "pubmed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_eissn_x</th>\n",
       "      <th>DOAJ_title_x</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>DOAJ_Seal_x</th>\n",
       "      <th>DOAJ_date_x</th>\n",
       "      <th>DOAJ_year_x</th>\n",
       "      <th>DOAJ_license_x</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_x</th>\n",
       "      <th>DOAJ_last_updated_x</th>\n",
       "      <th>DOAJ_APC_x</th>\n",
       "      <th>DOAJ_title_y</th>\n",
       "      <th>DOAJ_eissn_y</th>\n",
       "      <th>DOAJ_license_y</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions_y</th>\n",
       "      <th>DOAJ_APC_y</th>\n",
       "      <th>DOAJ_Seal_y</th>\n",
       "      <th>DOAJ_date_y</th>\n",
       "      <th>DOAJ_last_updated_y</th>\n",
       "      <th>DOAJ_year_y</th>\n",
       "      <th>ISSN_old</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>55</td>\n",
       "      <td>7901042</td>\n",
       "      <td>Acta medica Indonesiana</td>\n",
       "      <td>Acta Med Indones</td>\n",
       "      <td>Indonesia</td>\n",
       "      <td>Jakarta, Indonesia</td>\n",
       "      <td>Indonesian Society of Internal Medicine</td>\n",
       "      <td>1968</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.actamedindones.org/index.php/ijim</td>\n",
       "      <td>Y</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Acta Medica Indonesiana</td>\n",
       "      <td>2338-2732</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2013-10-03T13:46:32Z</td>\n",
       "      <td>2021-06-15T09:21:27Z</td>\n",
       "      <td>2013</td>\n",
       "      <td>2338-2732</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>121</td>\n",
       "      <td>101138582</td>\n",
       "      <td>Advances in clinical and experimental medicine : official organ Wroclaw Medical University</td>\n",
       "      <td>Adv Clin Exp Med</td>\n",
       "      <td>Poland</td>\n",
       "      <td>Wroclaw, Poland</td>\n",
       "      <td>The University</td>\n",
       "      <td>1998</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1899-5276</td>\n",
       "      <td>1899-5276</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2012.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1899-5276</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Advances in Clinical and Experimental Medicine</td>\n",
       "      <td>2451-2680</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-07-13T12:40:40Z</td>\n",
       "      <td>2022-07-13T12:40:40Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2451-2680</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>379</td>\n",
       "      <td>101155885</td>\n",
       "      <td>Annals of hepatology</td>\n",
       "      <td>Ann Hepatol</td>\n",
       "      <td>Mexico</td>\n",
       "      <td>México</td>\n",
       "      <td>Fundación Clínica Médica Sur</td>\n",
       "      <td>2002</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1665-2681</td>\n",
       "      <td>1665-2681</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://new.medigraphic.com/cgi-bin/publicaciones.cgi?IDREVISTA=13&amp;NOMBRE=Annals%20of%20Hepatology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1665-2681</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Annals of Hepatology</td>\n",
       "      <td>2659-5982</td>\n",
       "      <td>CC BY, CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2021-05-28T12:51:37Z</td>\n",
       "      <td>2021-05-28T12:51:37Z</td>\n",
       "      <td>2021</td>\n",
       "      <td>2659-5982</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1098</td>\n",
       "      <td>0373152</td>\n",
       "      <td>Chimia</td>\n",
       "      <td>Chimia (Aarau)</td>\n",
       "      <td>Switzerland</td>\n",
       "      <td>Bern</td>\n",
       "      <td>Swiss Chemical Society</td>\n",
       "      <td>1947</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0009-4293</td>\n",
       "      <td>0009-4293</td>\n",
       "      <td>ger</td>\n",
       "      <td>N</td>\n",
       "      <td>2010.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0009-4293</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>CHIMIA</td>\n",
       "      <td>2673-2424</td>\n",
       "      <td>CC BY, CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-07-13T08:29:22Z</td>\n",
       "      <td>2022-11-17T10:24:37Z</td>\n",
       "      <td>2020</td>\n",
       "      <td>2673-2424</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1974</td>\n",
       "      <td>0010333</td>\n",
       "      <td>Gaceta médica de México</td>\n",
       "      <td>Gac Med Mex</td>\n",
       "      <td>Mexico</td>\n",
       "      <td>México</td>\n",
       "      <td>Unidad de Congresos del Centro Médico Nacional.</td>\n",
       "      <td>1864</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0016-3813</td>\n",
       "      <td>0016-3813</td>\n",
       "      <td>spa</td>\n",
       "      <td>N</td>\n",
       "      <td>1964.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.gacetamedicademexico.com/</td>\n",
       "      <td>Y</td>\n",
       "      <td>0016-3813</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Gaceta Médica de México</td>\n",
       "      <td>2696-1288</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2021-03-26T14:11:14Z</td>\n",
       "      <td>2022-08-05T14:45:22Z</td>\n",
       "      <td>2021</td>\n",
       "      <td>2696-1288</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2178</td>\n",
       "      <td>9512509</td>\n",
       "      <td>Hong Kong medical journal = Xianggang yi xue za zhi</td>\n",
       "      <td>Hong Kong Med J</td>\n",
       "      <td>China</td>\n",
       "      <td>Hong Kong</td>\n",
       "      <td>Hong Kong Academy of Medicine Press</td>\n",
       "      <td>1995</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1024-2708</td>\n",
       "      <td>1024-2708</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2000.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.hkmj.org/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1024-2708</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Hong Kong Medical Journal</td>\n",
       "      <td>2226-8707</td>\n",
       "      <td>1024-2708</td>\n",
       "      <td>https://www.hkmj.org/</td>\n",
       "      <td>63421.0</td>\n",
       "      <td>hk</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://hkampress.org/</td>\n",
       "      <td>Hong Kong Academy of Medicine Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5181</td>\n",
       "      <td>2021-08-20 08:36:23</td>\n",
       "      <td>2022-12-08 14:55:34</td>\n",
       "      <td>39590.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Hong Kong Medical Journal</td>\n",
       "      <td>2226-8707</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-16T11:00:17Z</td>\n",
       "      <td>2017-07-19T08:52:51Z</td>\n",
       "      <td>2004</td>\n",
       "      <td>2226-8707</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2274</td>\n",
       "      <td>0400673</td>\n",
       "      <td>Indian journal of public health</td>\n",
       "      <td>Indian J Public Health</td>\n",
       "      <td>India</td>\n",
       "      <td>Mumbai</td>\n",
       "      <td>Medknow</td>\n",
       "      <td>1957</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0019-557X</td>\n",
       "      <td>0019-557X</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1965.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.ijph.in/</td>\n",
       "      <td>Y</td>\n",
       "      <td>0019-557X</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Indian Journal of Public Health</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0019-557X</td>\n",
       "      <td>https://www.ijph.in/</td>\n",
       "      <td>89.0</td>\n",
       "      <td>in</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.medknow.com/</td>\n",
       "      <td>Medknow Publications</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/89</td>\n",
       "      <td>2010-11-08 13:51:01</td>\n",
       "      <td>2022-04-20 14:37:16</td>\n",
       "      <td>17830.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Indian Journal of Public Health</td>\n",
       "      <td>2229-7693</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2018-09-07T09:35:16Z</td>\n",
       "      <td>2022-08-05T15:12:01Z</td>\n",
       "      <td>2018</td>\n",
       "      <td>2229-7693</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3030</td>\n",
       "      <td>101156357</td>\n",
       "      <td>Journal of integrative neuroscience</td>\n",
       "      <td>J Integr Neurosci</td>\n",
       "      <td>Singapore</td>\n",
       "      <td>Singapore</td>\n",
       "      <td>IMR Press</td>\n",
       "      <td>2002</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0219-6352</td>\n",
       "      <td>0219-6352</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://jin.imrpress.com/EN/1757-448X/home.shtml</td>\n",
       "      <td>Y</td>\n",
       "      <td>0219-6352</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Journal of Integrative Neuroscience</td>\n",
       "      <td>1757-448X</td>\n",
       "      <td>0219-6352</td>\n",
       "      <td>https://www.imrpress.com/journal/JIN</td>\n",
       "      <td>62620.0</td>\n",
       "      <td>sg</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.imrpress.com/</td>\n",
       "      <td>IMR Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3619</td>\n",
       "      <td>2010-08-03 10:09:10</td>\n",
       "      <td>2022-02-15 13:08:56</td>\n",
       "      <td>6467.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Journal of Integrative Neuroscience</td>\n",
       "      <td>1757-448X</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-01-24T12:09:26Z</td>\n",
       "      <td>2022-08-29T11:14:15Z</td>\n",
       "      <td>2020</td>\n",
       "      <td>1757-448X</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3833</td>\n",
       "      <td>9107902</td>\n",
       "      <td>Molecular plant-microbe interactions : MPMI</td>\n",
       "      <td>Mol Plant Microbe Interact</td>\n",
       "      <td>United States</td>\n",
       "      <td>St. Paul, MN</td>\n",
       "      <td>APS Press</td>\n",
       "      <td>1988</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12 no. a year,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0894-0282</td>\n",
       "      <td>0894-0282</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1988.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0894-0282</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Molecular Plant-Microbe Interactions</td>\n",
       "      <td>1943-7706</td>\n",
       "      <td>0894-0282</td>\n",
       "      <td>http://apsjournals.apsnet.org/loi/mpmi</td>\n",
       "      <td>326.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.apsnet.org/Pages/default.aspx</td>\n",
       "      <td>American Phytopathological Society</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/4194</td>\n",
       "      <td>2010-08-18 15:26:45</td>\n",
       "      <td>2023-01-23 15:55:17</td>\n",
       "      <td>10349.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Molecular Plant-Microbe Interactions</td>\n",
       "      <td>1943-7706</td>\n",
       "      <td>CC BY, CC BY-NC-ND, CC0</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2021-05-06T15:20:32Z</td>\n",
       "      <td>2022-09-16T13:35:13Z</td>\n",
       "      <td>2021</td>\n",
       "      <td>1943-7706</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3841</td>\n",
       "      <td>9307314</td>\n",
       "      <td>Monaldi archives for chest disease = Archivio Monaldi per le malattie del torace</td>\n",
       "      <td>Monaldi Arch Chest Dis</td>\n",
       "      <td>Italy</td>\n",
       "      <td>Pavia</td>\n",
       "      <td>Fondazione clinica del lavoro edizioni : Distributed by PI-ME tipographia</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1122-0643</td>\n",
       "      <td>1122-0643</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.monaldi-archives.org/index.php/macd/about</td>\n",
       "      <td>Y</td>\n",
       "      <td>1122-0643</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monaldi Archives for Chest Disease</td>\n",
       "      <td>2532-5264</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2019-02-15T15:38:02Z</td>\n",
       "      <td>2022-09-28T21:45:05Z</td>\n",
       "      <td>2019</td>\n",
       "      <td>2532-5264</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4045</td>\n",
       "      <td>9613595</td>\n",
       "      <td>The Nigerian postgraduate medical journal</td>\n",
       "      <td>Niger Postgrad Med J</td>\n",
       "      <td>Nigeria</td>\n",
       "      <td>Mumbai</td>\n",
       "      <td>published by Wolters Kluwer-Medknow for the Nigerian Postgraduate Medical College of Nigeria</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1117-1936</td>\n",
       "      <td>NaN</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2001.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1117-1936</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Nigerian Postgraduate Medical Journal</td>\n",
       "      <td>2468-6875</td>\n",
       "      <td>1117-1936</td>\n",
       "      <td>http://www.npmj.org/</td>\n",
       "      <td>89.0</td>\n",
       "      <td>in</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.medknow.com/</td>\n",
       "      <td>Medknow Publications</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/89</td>\n",
       "      <td>2017-03-09 10:45:35</td>\n",
       "      <td>2022-02-24 03:24:59</td>\n",
       "      <td>32543.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Nigerian Postgraduate Medical Journal</td>\n",
       "      <td>2468-6875</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-02-23T14:10:37Z</td>\n",
       "      <td>2022-09-28T21:25:59Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>2468-6875</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4401</td>\n",
       "      <td>9437432</td>\n",
       "      <td>Polish journal of pathology : official journal of the Polish Society of Pathologists</td>\n",
       "      <td>Pol J Pathol</td>\n",
       "      <td>Poland</td>\n",
       "      <td>Kraków</td>\n",
       "      <td>Polish Society Of Pathologists</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1233-9687</td>\n",
       "      <td>1233-9687</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>1994.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1233-9687</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Polish Journal of Pathology</td>\n",
       "      <td>2084-9869</td>\n",
       "      <td>1233-9687</td>\n",
       "      <td>http://www.termedia.pl/Journal/Polish_Journal_of_Pathology-55</td>\n",
       "      <td>3007.0</td>\n",
       "      <td>pl</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.termedia.pl/</td>\n",
       "      <td>Termedia Publishing</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3007</td>\n",
       "      <td>2017-03-24 15:10:31</td>\n",
       "      <td>2023-03-14 06:23:39</td>\n",
       "      <td>32737.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Polish Journal of Pathology</td>\n",
       "      <td>2084-9869</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2015-10-07T10:46:40Z</td>\n",
       "      <td>2023-03-13T13:56:51Z</td>\n",
       "      <td>2015</td>\n",
       "      <td>2084-9869</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4406</td>\n",
       "      <td>7509477</td>\n",
       "      <td>Polimery w medycynie</td>\n",
       "      <td>Polim Med</td>\n",
       "      <td>Poland</td>\n",
       "      <td>Warszawa</td>\n",
       "      <td>Ars Polona-Ruch</td>\n",
       "      <td>1971</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0370-0747</td>\n",
       "      <td>0370-0747</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0370-0747</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Polymers in Medicine</td>\n",
       "      <td>2451-2699</td>\n",
       "      <td>0370-0747</td>\n",
       "      <td>https://polimery.umw.edu.pl/en/home/</td>\n",
       "      <td>62704.0</td>\n",
       "      <td>pl</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://wydawnictwo.umw.edu.pl/pl/home/</td>\n",
       "      <td>Wroclaw Medical University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3740</td>\n",
       "      <td>2020-08-11 09:34:33</td>\n",
       "      <td>2022-11-17 11:06:24</td>\n",
       "      <td>37199.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Polimery w Medycynie</td>\n",
       "      <td>2451-2699</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2019-03-19T13:21:19Z</td>\n",
       "      <td>2019-03-19T13:21:19Z</td>\n",
       "      <td>2019</td>\n",
       "      <td>2451-2699</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4419</td>\n",
       "      <td>101227436</td>\n",
       "      <td>Prague medical report</td>\n",
       "      <td>Prague Med Rep</td>\n",
       "      <td>Czech Republic</td>\n",
       "      <td>Prague, Czech Republic</td>\n",
       "      <td>Universitas Carolina Pragensis</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1214-6994</td>\n",
       "      <td>1214-6994</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1214-6994</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Prague Medical Report</td>\n",
       "      <td>2336-2936</td>\n",
       "      <td>1214-6994</td>\n",
       "      <td>https://pmr.lf1.cuni.cz/</td>\n",
       "      <td>63284.0</td>\n",
       "      <td>cz</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://karolinum.cz/</td>\n",
       "      <td>Karolinum Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/4489</td>\n",
       "      <td>2021-05-26 12:07:57</td>\n",
       "      <td>2022-09-30 12:54:48</td>\n",
       "      <td>39094.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Prague Medical Report</td>\n",
       "      <td>2336-2936</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2017-10-20T10:37:49Z</td>\n",
       "      <td>2022-10-15T19:10:44Z</td>\n",
       "      <td>2017</td>\n",
       "      <td>2336-2936</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4633</td>\n",
       "      <td>0401302</td>\n",
       "      <td>Reumatismo</td>\n",
       "      <td>Reumatismo</td>\n",
       "      <td>Italy</td>\n",
       "      <td>Pavia, Italy</td>\n",
       "      <td>PagePress</td>\n",
       "      <td>1949</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0048-7449</td>\n",
       "      <td>0048-7449</td>\n",
       "      <td>ita</td>\n",
       "      <td>N</td>\n",
       "      <td>1965.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.reumatismo.org/index.php/reuma/issue/archive</td>\n",
       "      <td>Y</td>\n",
       "      <td>0048-7449</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Reumatismo</td>\n",
       "      <td>2240-2683</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2012-10-03T13:42:12Z</td>\n",
       "      <td>2022-06-02T13:00:44Z</td>\n",
       "      <td>2012</td>\n",
       "      <td>2240-2683</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4636</td>\n",
       "      <td>8002834</td>\n",
       "      <td>Revista Argentina de microbiología</td>\n",
       "      <td>Rev Argent Microbiol</td>\n",
       "      <td>Argentina</td>\n",
       "      <td>Buenos Aires</td>\n",
       "      <td>Asociación Argentina de Microbiología.</td>\n",
       "      <td>1979</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0325-7541</td>\n",
       "      <td>0325-7541</td>\n",
       "      <td>spa</td>\n",
       "      <td>N</td>\n",
       "      <td>1979.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.sciencedirect.com/science/journal/03257541</td>\n",
       "      <td>Y</td>\n",
       "      <td>0325-7541</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Revista Argentina de Microbiología</td>\n",
       "      <td>1851-7617</td>\n",
       "      <td>CC BY, CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2017-06-16T13:52:44Z</td>\n",
       "      <td>2022-09-03T18:38:13Z</td>\n",
       "      <td>2017</td>\n",
       "      <td>1851-7617</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4671</td>\n",
       "      <td>9421552</td>\n",
       "      <td>Revista de investigación clínica; organo del Hospital de Enfermedades de la Nutrición</td>\n",
       "      <td>Rev Invest Clin</td>\n",
       "      <td>Mexico</td>\n",
       "      <td>Barcelona</td>\n",
       "      <td>Permanyer</td>\n",
       "      <td>1948</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0034-8376</td>\n",
       "      <td>0034-8376</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1965.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://clinicalandtranslationalinvestigation.com/</td>\n",
       "      <td>Y</td>\n",
       "      <td>0034-8376</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Revista de Investigación Clínica</td>\n",
       "      <td>2564-8896</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2021-03-26T14:01:05Z</td>\n",
       "      <td>2021-03-26T14:01:05Z</td>\n",
       "      <td>2021</td>\n",
       "      <td>2564-8896</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4708</td>\n",
       "      <td>0414756</td>\n",
       "      <td>Roczniki Państwowego Zakładu Higieny</td>\n",
       "      <td>Rocz Panstw Zakl Hig</td>\n",
       "      <td>Poland</td>\n",
       "      <td>Warsaw, Poland</td>\n",
       "      <td>National Institute of Public Health - National Institute of Hygiene</td>\n",
       "      <td>1950</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0035-7715</td>\n",
       "      <td>0035-7715</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1965.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://wydawnictwa.pzh.gov.pl/roczniki_pzh/en</td>\n",
       "      <td>Y</td>\n",
       "      <td>0035-7715</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Roczniki Panstwowego Zakladu Higieny</td>\n",
       "      <td>2451-2311</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>2018-10-29T17:16:40Z</td>\n",
       "      <td>2018-10-29T17:16:40Z</td>\n",
       "      <td>2018</td>\n",
       "      <td>2451-2311</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4729</td>\n",
       "      <td>9436968</td>\n",
       "      <td>Saudi journal of kidney diseases and transplantation : an official publication of the Saudi Center for Organ Transplantation, Saudi Arabia</td>\n",
       "      <td>Saudi J Kidney Dis Transpl</td>\n",
       "      <td>Saudi Arabia</td>\n",
       "      <td>Mumbai</td>\n",
       "      <td>Medknow</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1319-2442</td>\n",
       "      <td>1319-2442</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.sjkdt.org/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1319-2442</td>\n",
       "      <td>yes</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Saudi Journal of Kidney Diseases and Transplantation</td>\n",
       "      <td>2320-3838</td>\n",
       "      <td>1319-2442</td>\n",
       "      <td>https://www.sjkdt.org/</td>\n",
       "      <td>89.0</td>\n",
       "      <td>in</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.medknow.com/</td>\n",
       "      <td>Medknow Publications</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/89</td>\n",
       "      <td>2012-10-23 10:07:19</td>\n",
       "      <td>2022-04-28 11:02:16</td>\n",
       "      <td>23509.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Saudi Journal of Kidney Diseases and Transplantation</td>\n",
       "      <td>2320-3838</td>\n",
       "      <td>CC BY-NC-SA</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>2007-10-29T15:31:47Z</td>\n",
       "      <td>2022-10-17T20:42:38Z</td>\n",
       "      <td>2007</td>\n",
       "      <td>2320-3838</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID  \\\n",
       "55    7901042      \n",
       "121   101138582    \n",
       "379   101155885    \n",
       "1098  0373152      \n",
       "1974  0010333      \n",
       "2178  9512509      \n",
       "2274  0400673      \n",
       "3030  101156357    \n",
       "3833  9107902      \n",
       "3841  9307314      \n",
       "4045  9613595      \n",
       "4401  9437432      \n",
       "4406  7509477      \n",
       "4419  101227436    \n",
       "4633  0401302      \n",
       "4636  8002834      \n",
       "4671  9421552      \n",
       "4708  0414756      \n",
       "4729  9436968      \n",
       "\n",
       "                                                                                                                                           Title  \\\n",
       "55    Acta medica Indonesiana                                                                                                                      \n",
       "121   Advances in clinical and experimental medicine : official organ Wroclaw Medical University                                                   \n",
       "379   Annals of hepatology                                                                                                                         \n",
       "1098  Chimia                                                                                                                                       \n",
       "1974  Gaceta médica de México                                                                                                                    \n",
       "2178  Hong Kong medical journal = Xianggang yi xue za zhi                                                                                          \n",
       "2274  Indian journal of public health                                                                                                              \n",
       "3030  Journal of integrative neuroscience                                                                                                          \n",
       "3833  Molecular plant-microbe interactions : MPMI                                                                                                  \n",
       "3841  Monaldi archives for chest disease = Archivio Monaldi per le malattie del torace                                                             \n",
       "4045  The Nigerian postgraduate medical journal                                                                                                    \n",
       "4401  Polish journal of pathology : official journal of the Polish Society of Pathologists                                                         \n",
       "4406  Polimery w medycynie                                                                                                                         \n",
       "4419  Prague medical report                                                                                                                        \n",
       "4633  Reumatismo                                                                                                                                   \n",
       "4636  Revista Argentina de microbiología                                                                                                           \n",
       "4671  Revista de investigación clínica; organo del Hospital de Enfermedades de la Nutrición                                                     \n",
       "4708  Roczniki Państwowego Zakładu Higieny                                                                                                        \n",
       "4729  Saudi journal of kidney diseases and transplantation : an official publication of the Saudi Center for Organ Transplantation, Saudi Arabia   \n",
       "\n",
       "                       MedlineTA         Country                   Place  \\\n",
       "55    Acta Med Indones            Indonesia       Jakarta, Indonesia       \n",
       "121   Adv Clin Exp Med            Poland          Wroclaw, Poland          \n",
       "379   Ann Hepatol                 Mexico          México                   \n",
       "1098  Chimia (Aarau)              Switzerland     Bern                     \n",
       "1974  Gac Med Mex                 Mexico          México                  \n",
       "2178  Hong Kong Med J             China           Hong Kong                \n",
       "2274  Indian J Public Health      India           Mumbai                   \n",
       "3030  J Integr Neurosci           Singapore       Singapore                \n",
       "3833  Mol Plant Microbe Interact  United States   St. Paul, MN             \n",
       "3841  Monaldi Arch Chest Dis      Italy           Pavia                    \n",
       "4045  Niger Postgrad Med J        Nigeria         Mumbai                   \n",
       "4401  Pol J Pathol                Poland          Kraków                  \n",
       "4406  Polim Med                   Poland          Warszawa                 \n",
       "4419  Prague Med Rep              Czech Republic  Prague, Czech Republic   \n",
       "4633  Reumatismo                  Italy           Pavia, Italy             \n",
       "4636  Rev Argent Microbiol        Argentina       Buenos Aires             \n",
       "4671  Rev Invest Clin             Mexico          Barcelona                \n",
       "4708  Rocz Panstw Zakl Hig        Poland          Warsaw, Poland           \n",
       "4729  Saudi J Kidney Dis Transpl  Saudi Arabia    Mumbai                   \n",
       "\n",
       "                                                                                         Publisher  \\\n",
       "55    Indonesian Society of Internal Medicine                                                        \n",
       "121   The University                                                                                 \n",
       "379   Fundación Clínica Médica Sur                                                                   \n",
       "1098  Swiss Chemical Society                                                                         \n",
       "1974  Unidad de Congresos del Centro Médico Nacional.                                               \n",
       "2178  Hong Kong Academy of Medicine Press                                                            \n",
       "2274  Medknow                                                                                        \n",
       "3030  IMR Press                                                                                      \n",
       "3833  APS Press                                                                                      \n",
       "3841  Fondazione clinica del lavoro edizioni : Distributed by PI-ME tipographia                      \n",
       "4045  published by Wolters Kluwer-Medknow for the Nigerian Postgraduate Medical College of Nigeria   \n",
       "4401  Polish Society Of Pathologists                                                                 \n",
       "4406  Ars Polona-Ruch                                                                                \n",
       "4419  Universitas Carolina Pragensis                                                                 \n",
       "4633  PagePress                                                                                      \n",
       "4636  Asociación Argentina de Microbiología.                                                         \n",
       "4671  Permanyer                                                                                      \n",
       "4708  National Institute of Public Health - National Institute of Hygiene                            \n",
       "4729  Medknow                                                                                        \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "55    1968                NaN                  Quarterly,        \n",
       "121   1998                NaN                  Bimonthly,        \n",
       "379   2002                NaN                  Bimonthly,        \n",
       "1098  1947                NaN                  Monthly           \n",
       "1974  1864                NaN                  Bimonthly         \n",
       "2178  1995                NaN                  Quarterly         \n",
       "2274  1957                NaN                  Quarterly         \n",
       "3030  2002                NaN                  Quarterly         \n",
       "3833  1988                NaN                  12 no. a year,    \n",
       "3841  1993                NaN                  Bimonthly         \n",
       "4045  1994                NaN                  Quarterly         \n",
       "4401  1994                NaN                  Quarterly         \n",
       "4406  1971                NaN                  Quarterly         \n",
       "4419  2004                NaN                  Quarterly         \n",
       "4633  1949                NaN                  Four no. a year   \n",
       "4636  1979                NaN                  Four no. a year   \n",
       "4671  1948                NaN                  Bimonthly         \n",
       "4708  1950                NaN                  Quarterly         \n",
       "4729  1994                NaN                  Quarterly         \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "55    NaN             0125-9326  0125-9326    eng      N                    \n",
       "121   NaN             1899-5276  1899-5276    eng      N                    \n",
       "379   NaN             1665-2681  1665-2681    eng      N                    \n",
       "1098  NaN             0009-4293  0009-4293    ger      N                    \n",
       "1974  NaN             0016-3813  0016-3813    spa      N                    \n",
       "2178  NaN             1024-2708  1024-2708    eng      N                    \n",
       "2274  NaN             0019-557X  0019-557X    eng      N                    \n",
       "3030  NaN             0219-6352  0219-6352    eng      N                    \n",
       "3833  NaN             0894-0282  0894-0282    eng      N                    \n",
       "3841  NaN             1122-0643  1122-0643    eng      Y                    \n",
       "4045  NaN             1117-1936  NaN          eng      N                    \n",
       "4401  NaN             1233-9687  1233-9687    eng      Y                    \n",
       "4406  NaN             0370-0747  0370-0747    eng      N                    \n",
       "4419  NaN             1214-6994  1214-6994    eng      Y                    \n",
       "4633  NaN             0048-7449  0048-7449    ita      N                    \n",
       "4636  NaN             0325-7541  0325-7541    spa      N                    \n",
       "4671  NaN             0034-8376  0034-8376    eng      N                    \n",
       "4708  NaN             0035-7715  0035-7715    eng      N                    \n",
       "4729  NaN             1319-2442  1319-2442    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "55    2004.0             Y                  Y             IM              \n",
       "121   2012.0             Y                  N             IM              \n",
       "379   2002.0             Y                  Y             IM              \n",
       "1098  2010.0             Y                  N             IM              \n",
       "1974  1964.0             Y                  Y             IM              \n",
       "2178  2000.0             Y                  Y             IM              \n",
       "2274  1965.0             Y                  Y             IM              \n",
       "3030  2002.0             Y                  Y             IM              \n",
       "3833  1988.0             Y                  N             IM              \n",
       "3841  1993.0             Y                  Y             IM              \n",
       "4045  2001.0             Y                  N             IM              \n",
       "4401  1994.0             Y                  N             IM              \n",
       "4406  1974.0             Y                  N             IM              \n",
       "4419  2004.0             Y                  N             IM              \n",
       "4633  1965.0             Y                  Y             IM              \n",
       "4636  1979.0             Y                  Y             IM              \n",
       "4671  1965.0             Y                  Y             IM              \n",
       "4708  1965.0             Y                  Y             IM              \n",
       "4729  2006.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                    IndexingSelectedURL  \\\n",
       "55    http://www.actamedindones.org/index.php/ijim                                                        \n",
       "121   NaN                                                                                                 \n",
       "379   http://new.medigraphic.com/cgi-bin/publicaciones.cgi?IDREVISTA=13&NOMBRE=Annals%20of%20Hepatology   \n",
       "1098  NaN                                                                                                 \n",
       "1974  https://www.gacetamedicademexico.com/                                                               \n",
       "2178  http://www.hkmj.org/                                                                                \n",
       "2274  http://www.ijph.in/                                                                                 \n",
       "3030  https://jin.imrpress.com/EN/1757-448X/home.shtml                                                    \n",
       "3833  NaN                                                                                                 \n",
       "3841  http://www.monaldi-archives.org/index.php/macd/about                                                \n",
       "4045  NaN                                                                                                 \n",
       "4401  NaN                                                                                                 \n",
       "4406  NaN                                                                                                 \n",
       "4419  NaN                                                                                                 \n",
       "4633  http://www.reumatismo.org/index.php/reuma/issue/archive                                             \n",
       "4636  http://www.sciencedirect.com/science/journal/03257541                                               \n",
       "4671  http://clinicalandtranslationalinvestigation.com/                                                   \n",
       "4708  http://wydawnictwa.pzh.gov.pl/roczniki_pzh/en                                                       \n",
       "4729  http://www.sjkdt.org/                                                                               \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "55    Y                 0125-9326  NaN               NaN        \n",
       "121   Y                 1899-5276  NaN               NaN        \n",
       "379   Y                 1665-2681  NaN               NaN        \n",
       "1098  Y                 0009-4293  NaN               NaN        \n",
       "1974  Y                 0016-3813  NaN               NaN        \n",
       "2178  Y                 1024-2708  yes                0.0       \n",
       "2274  Y                 0019-557X  yes                0.0       \n",
       "3030  Y                 0219-6352  yes                0.0       \n",
       "3833  Y                 0894-0282  yes                0.0       \n",
       "3841  Y                 1122-0643  NaN               NaN        \n",
       "4045  Y                 1117-1936  yes                0.0       \n",
       "4401  Y                 1233-9687  yes                0.0       \n",
       "4406  Y                 0370-0747  yes                0.0       \n",
       "4419  Y                 1214-6994  yes                0.0       \n",
       "4633  Y                 0048-7449  NaN               NaN        \n",
       "4636  Y                 0325-7541  NaN               NaN        \n",
       "4671  Y                 0034-8376  NaN               NaN        \n",
       "4708  Y                 0035-7715  NaN               NaN        \n",
       "4729  Y                 1319-2442  yes                0.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "55   NaN                        NaN                        NaN              \n",
       "121  NaN                        NaN                        NaN              \n",
       "379  NaN                        NaN                        NaN              \n",
       "1098 NaN                        NaN                        NaN              \n",
       "1974 NaN                        NaN                        NaN              \n",
       "2178  0.0                       NaN                        yes              \n",
       "2274  0.0                        0.0                       yes              \n",
       "3030  0.0                        0.0                       yes              \n",
       "3833  0.0                       NaN                        yes              \n",
       "3841 NaN                        NaN                        NaN              \n",
       "4045  0.0                        0.0                       yes              \n",
       "4401  0.0                       NaN                        yes              \n",
       "4406  0.0                       NaN                        yes              \n",
       "4419  0.0                        0.0                       yes              \n",
       "4633 NaN                        NaN                        NaN              \n",
       "4636 NaN                        NaN                        NaN              \n",
       "4671 NaN                        NaN                        NaN              \n",
       "4708 NaN                        NaN                        NaN              \n",
       "4729  0.0                        0.0                       yes              \n",
       "\n",
       "     additional_oa_fee                                          title_sherpa  \\\n",
       "55    NaN               NaN                                                    \n",
       "121   NaN               NaN                                                    \n",
       "379   NaN               NaN                                                    \n",
       "1098  NaN               NaN                                                    \n",
       "1974  NaN               NaN                                                    \n",
       "2178  NaN               Hong Kong Medical Journal                              \n",
       "2274  NaN               Indian Journal of Public Health                        \n",
       "3030  NaN               Journal of Integrative Neuroscience                    \n",
       "3833  NaN               Molecular Plant-Microbe Interactions                   \n",
       "3841  NaN               NaN                                                    \n",
       "4045  NaN               Nigerian Postgraduate Medical Journal                  \n",
       "4401  NaN               Polish Journal of Pathology                            \n",
       "4406  NaN               Polymers in Medicine                                   \n",
       "4419  NaN               Prague Medical Report                                  \n",
       "4633  NaN               NaN                                                    \n",
       "4636  NaN               NaN                                                    \n",
       "4671  NaN               NaN                                                    \n",
       "4708  NaN               NaN                                                    \n",
       "4729  NaN               Saudi Journal of Kidney Diseases and Transplantation   \n",
       "\n",
       "     issne_sherpa issnp_sherpa  \\\n",
       "55    NaN          NaN           \n",
       "121   NaN          NaN           \n",
       "379   NaN          NaN           \n",
       "1098  NaN          NaN           \n",
       "1974  NaN          NaN           \n",
       "2178  2226-8707    1024-2708     \n",
       "2274  NaN          0019-557X     \n",
       "3030  1757-448X    0219-6352     \n",
       "3833  1943-7706    0894-0282     \n",
       "3841  NaN          NaN           \n",
       "4045  2468-6875    1117-1936     \n",
       "4401  2084-9869    1233-9687     \n",
       "4406  2451-2699    0370-0747     \n",
       "4419  2336-2936    1214-6994     \n",
       "4633  NaN          NaN           \n",
       "4636  NaN          NaN           \n",
       "4671  NaN          NaN           \n",
       "4708  NaN          NaN           \n",
       "4729  2320-3838    1319-2442     \n",
       "\n",
       "                                                                url  \\\n",
       "55    NaN                                                             \n",
       "121   NaN                                                             \n",
       "379   NaN                                                             \n",
       "1098  NaN                                                             \n",
       "1974  NaN                                                             \n",
       "2178  https://www.hkmj.org/                                           \n",
       "2274  https://www.ijph.in/                                            \n",
       "3030  https://www.imrpress.com/journal/JIN                            \n",
       "3833  http://apsjournals.apsnet.org/loi/mpmi                          \n",
       "3841  NaN                                                             \n",
       "4045  http://www.npmj.org/                                            \n",
       "4401  http://www.termedia.pl/Journal/Polish_Journal_of_Pathology-55   \n",
       "4406  https://polimery.umw.edu.pl/en/home/                            \n",
       "4419  https://pmr.lf1.cuni.cz/                                        \n",
       "4633  NaN                                                             \n",
       "4636  NaN                                                             \n",
       "4671  NaN                                                             \n",
       "4708  NaN                                                             \n",
       "4729  https://www.sjkdt.org/                                          \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "55   NaN            NaN               NaN                    \n",
       "121  NaN            NaN               NaN                    \n",
       "379  NaN            NaN               NaN                    \n",
       "1098 NaN            NaN               NaN                    \n",
       "1974 NaN            NaN               NaN                    \n",
       "2178  63421.0       hk                commercial_publisher   \n",
       "2274  89.0          in                commercial_publisher   \n",
       "3030  62620.0       sg                commercial_publisher   \n",
       "3833  326.0         us                society_publisher      \n",
       "3841 NaN            NaN               NaN                    \n",
       "4045  89.0          in                commercial_publisher   \n",
       "4401  3007.0        pl                commercial_publisher   \n",
       "4406  62704.0       pl                university_publisher   \n",
       "4419  63284.0       cz                university_publisher   \n",
       "4633 NaN            NaN               NaN                    \n",
       "4636 NaN            NaN               NaN                    \n",
       "4671 NaN            NaN               NaN                    \n",
       "4708 NaN            NaN               NaN                    \n",
       "4729  89.0          in                commercial_publisher   \n",
       "\n",
       "                                  publisher_url  \\\n",
       "55    NaN                                         \n",
       "121   NaN                                         \n",
       "379   NaN                                         \n",
       "1098  NaN                                         \n",
       "1974  NaN                                         \n",
       "2178  https://hkampress.org/                      \n",
       "2274  https://www.medknow.com/                    \n",
       "3030  https://www.imrpress.com/                   \n",
       "3833  https://www.apsnet.org/Pages/default.aspx   \n",
       "3841  NaN                                         \n",
       "4045  https://www.medknow.com/                    \n",
       "4401  https://www.termedia.pl/                    \n",
       "4406  https://wydawnictwo.umw.edu.pl/pl/home/     \n",
       "4419  https://karolinum.cz/                       \n",
       "4633  NaN                                         \n",
       "4636  NaN                                         \n",
       "4671  NaN                                         \n",
       "4708  NaN                                         \n",
       "4729  https://www.medknow.com/                    \n",
       "\n",
       "                           publisher_name  \\\n",
       "55    NaN                                   \n",
       "121   NaN                                   \n",
       "379   NaN                                   \n",
       "1098  NaN                                   \n",
       "1974  NaN                                   \n",
       "2178  Hong Kong Academy of Medicine Press   \n",
       "2274  Medknow Publications                  \n",
       "3030  IMR Press                             \n",
       "3833  American Phytopathological Society    \n",
       "3841  NaN                                   \n",
       "4045  Medknow Publications                  \n",
       "4401  Termedia Publishing                   \n",
       "4406  Wroclaw Medical University Press      \n",
       "4419  Karolinum Press                       \n",
       "4633  NaN                                   \n",
       "4636  NaN                                   \n",
       "4671  NaN                                   \n",
       "4708  NaN                                   \n",
       "4729  Medknow Publications                  \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "55    NaN                                               NaN                   \n",
       "121   NaN                                               NaN                   \n",
       "379   NaN                                               NaN                   \n",
       "1098  NaN                                               NaN                   \n",
       "1974  NaN                                               NaN                   \n",
       "2178  https://v2.sherpa.ac.uk/id/publisher_policy/5181  2021-08-20 08:36:23   \n",
       "2274  https://v2.sherpa.ac.uk/id/publisher_policy/89    2010-11-08 13:51:01   \n",
       "3030  https://v2.sherpa.ac.uk/id/publisher_policy/3619  2010-08-03 10:09:10   \n",
       "3833  https://v2.sherpa.ac.uk/id/publisher_policy/4194  2010-08-18 15:26:45   \n",
       "3841  NaN                                               NaN                   \n",
       "4045  https://v2.sherpa.ac.uk/id/publisher_policy/89    2017-03-09 10:45:35   \n",
       "4401  https://v2.sherpa.ac.uk/id/publisher_policy/3007  2017-03-24 15:10:31   \n",
       "4406  https://v2.sherpa.ac.uk/id/publisher_policy/3740  2020-08-11 09:34:33   \n",
       "4419  https://v2.sherpa.ac.uk/id/publisher_policy/4489  2021-05-26 12:07:57   \n",
       "4633  NaN                                               NaN                   \n",
       "4636  NaN                                               NaN                   \n",
       "4671  NaN                                               NaN                   \n",
       "4708  NaN                                               NaN                   \n",
       "4729  https://v2.sherpa.ac.uk/id/publisher_policy/89    2012-10-23 10:07:19   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_eissn_x DOAJ_title_x DOAJ_pissn  \\\n",
       "55    NaN                 NaN         NaN          NaN          NaN         \n",
       "121   NaN                 NaN         NaN          NaN          NaN         \n",
       "379   NaN                 NaN         NaN          NaN          NaN         \n",
       "1098  NaN                 NaN         NaN          NaN          NaN         \n",
       "1974  NaN                 NaN         NaN          NaN          NaN         \n",
       "2178  2022-12-08 14:55:34  39590.0    NaN          NaN          NaN         \n",
       "2274  2022-04-20 14:37:16  17830.0    NaN          NaN          NaN         \n",
       "3030  2022-02-15 13:08:56  6467.0     NaN          NaN          NaN         \n",
       "3833  2023-01-23 15:55:17  10349.0    NaN          NaN          NaN         \n",
       "3841  NaN                 NaN         NaN          NaN          NaN         \n",
       "4045  2022-02-24 03:24:59  32543.0    NaN          NaN          NaN         \n",
       "4401  2023-03-14 06:23:39  32737.0    NaN          NaN          NaN         \n",
       "4406  2022-11-17 11:06:24  37199.0    NaN          NaN          NaN         \n",
       "4419  2022-09-30 12:54:48  39094.0    NaN          NaN          NaN         \n",
       "4633  NaN                 NaN         NaN          NaN          NaN         \n",
       "4636  NaN                 NaN         NaN          NaN          NaN         \n",
       "4671  NaN                 NaN         NaN          NaN          NaN         \n",
       "4708  NaN                 NaN         NaN          NaN          NaN         \n",
       "4729  2022-04-28 11:02:16  23509.0    NaN          NaN          NaN         \n",
       "\n",
       "     DOAJ_Seal_x DOAJ_date_x DOAJ_year_x DOAJ_license_x  \\\n",
       "55    NaN         NaN         NaN         NaN             \n",
       "121   NaN         NaN         NaN         NaN             \n",
       "379   NaN         NaN         NaN         NaN             \n",
       "1098  NaN         NaN         NaN         NaN             \n",
       "1974  NaN         NaN         NaN         NaN             \n",
       "2178  NaN         NaN         NaN         NaN             \n",
       "2274  NaN         NaN         NaN         NaN             \n",
       "3030  NaN         NaN         NaN         NaN             \n",
       "3833  NaN         NaN         NaN         NaN             \n",
       "3841  NaN         NaN         NaN         NaN             \n",
       "4045  NaN         NaN         NaN         NaN             \n",
       "4401  NaN         NaN         NaN         NaN             \n",
       "4406  NaN         NaN         NaN         NaN             \n",
       "4419  NaN         NaN         NaN         NaN             \n",
       "4633  NaN         NaN         NaN         NaN             \n",
       "4636  NaN         NaN         NaN         NaN             \n",
       "4671  NaN         NaN         NaN         NaN             \n",
       "4708  NaN         NaN         NaN         NaN             \n",
       "4729  NaN         NaN         NaN         NaN             \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions_x DOAJ_last_updated_x  \\\n",
       "55    NaN                                                NaN                  \n",
       "121   NaN                                                NaN                  \n",
       "379   NaN                                                NaN                  \n",
       "1098  NaN                                                NaN                  \n",
       "1974  NaN                                                NaN                  \n",
       "2178  NaN                                                NaN                  \n",
       "2274  NaN                                                NaN                  \n",
       "3030  NaN                                                NaN                  \n",
       "3833  NaN                                                NaN                  \n",
       "3841  NaN                                                NaN                  \n",
       "4045  NaN                                                NaN                  \n",
       "4401  NaN                                                NaN                  \n",
       "4406  NaN                                                NaN                  \n",
       "4419  NaN                                                NaN                  \n",
       "4633  NaN                                                NaN                  \n",
       "4636  NaN                                                NaN                  \n",
       "4671  NaN                                                NaN                  \n",
       "4708  NaN                                                NaN                  \n",
       "4729  NaN                                                NaN                  \n",
       "\n",
       "     DOAJ_APC_x                                          DOAJ_title_y  \\\n",
       "55    NaN        Acta Medica Indonesiana                                \n",
       "121   NaN        Advances in Clinical and Experimental Medicine         \n",
       "379   NaN        Annals of Hepatology                                   \n",
       "1098  NaN        CHIMIA                                                 \n",
       "1974  NaN        Gaceta Médica de México                                \n",
       "2178  NaN        Hong Kong Medical Journal                              \n",
       "2274  NaN        Indian Journal of Public Health                        \n",
       "3030  NaN        Journal of Integrative Neuroscience                    \n",
       "3833  NaN        Molecular Plant-Microbe Interactions                   \n",
       "3841  NaN        Monaldi Archives for Chest Disease                     \n",
       "4045  NaN        Nigerian Postgraduate Medical Journal                  \n",
       "4401  NaN        Polish Journal of Pathology                            \n",
       "4406  NaN        Polimery w Medycynie                                   \n",
       "4419  NaN        Prague Medical Report                                  \n",
       "4633  NaN        Reumatismo                                             \n",
       "4636  NaN        Revista Argentina de Microbiología                     \n",
       "4671  NaN        Revista de Investigación Clínica                       \n",
       "4708  NaN        Roczniki Panstwowego Zakladu Higieny                   \n",
       "4729  NaN        Saudi Journal of Kidney Diseases and Transplantation   \n",
       "\n",
       "     DOAJ_eissn_y           DOAJ_license_y  \\\n",
       "55    2338-2732    CC BY                     \n",
       "121   2451-2680    CC BY                     \n",
       "379   2659-5982    CC BY, CC BY-NC-ND        \n",
       "1098  2673-2424    CC BY, CC BY-NC           \n",
       "1974  2696-1288    CC BY-NC-ND               \n",
       "2178  2226-8707    CC BY-NC-ND               \n",
       "2274  2229-7693    CC BY-NC-SA               \n",
       "3030  1757-448X    CC BY                     \n",
       "3833  1943-7706    CC BY, CC BY-NC-ND, CC0   \n",
       "3841  2532-5264    CC BY-NC                  \n",
       "4045  2468-6875    CC BY-NC-SA               \n",
       "4401  2084-9869    CC BY-NC-SA               \n",
       "4406  2451-2699    CC BY-NC-ND               \n",
       "4419  2336-2936    CC BY                     \n",
       "4633  2240-2683    CC BY-NC                  \n",
       "4636  1851-7617    CC BY, CC BY-NC-ND        \n",
       "4671  2564-8896    CC BY-NC-ND               \n",
       "4708  2451-2311    CC BY-NC                  \n",
       "4729  2320-3838    CC BY-NC-SA               \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions_y DOAJ_APC_y  \\\n",
       "55    Yes                                                Yes         \n",
       "121   Yes                                                Yes         \n",
       "379   No                                                 Yes         \n",
       "1098  Yes                                                No          \n",
       "1974  No                                                 No          \n",
       "2178  No                                                 No          \n",
       "2274  No                                                 Yes         \n",
       "3030  Yes                                                Yes         \n",
       "3833  Yes                                                Yes         \n",
       "3841  Yes                                                No          \n",
       "4045  No                                                 Yes         \n",
       "4401  No                                                 Yes         \n",
       "4406  Yes                                                No          \n",
       "4419  Yes                                                No          \n",
       "4633  Yes                                                No          \n",
       "4636  No                                                 Yes         \n",
       "4671  No                                                 No          \n",
       "4708  No                                                 Yes         \n",
       "4729  No                                                 No          \n",
       "\n",
       "     DOAJ_Seal_y           DOAJ_date_y   DOAJ_last_updated_y DOAJ_year_y  \\\n",
       "55    No          2013-10-03T13:46:32Z  2021-06-15T09:21:27Z  2013         \n",
       "121   No          2022-07-13T12:40:40Z  2022-07-13T12:40:40Z  2022         \n",
       "379   No          2021-05-28T12:51:37Z  2021-05-28T12:51:37Z  2021         \n",
       "1098  No          2020-07-13T08:29:22Z  2022-11-17T10:24:37Z  2020         \n",
       "1974  No          2021-03-26T14:11:14Z  2022-08-05T14:45:22Z  2021         \n",
       "2178  No          2004-04-16T11:00:17Z  2017-07-19T08:52:51Z  2004         \n",
       "2274  No          2018-09-07T09:35:16Z  2022-08-05T15:12:01Z  2018         \n",
       "3030  No          2020-01-24T12:09:26Z  2022-08-29T11:14:15Z  2020         \n",
       "3833  No          2021-05-06T15:20:32Z  2022-09-16T13:35:13Z  2021         \n",
       "3841  No          2019-02-15T15:38:02Z  2022-09-28T21:45:05Z  2019         \n",
       "4045  No          2022-02-23T14:10:37Z  2022-09-28T21:25:59Z  2022         \n",
       "4401  No          2015-10-07T10:46:40Z  2023-03-13T13:56:51Z  2015         \n",
       "4406  No          2019-03-19T13:21:19Z  2019-03-19T13:21:19Z  2019         \n",
       "4419  No          2017-10-20T10:37:49Z  2022-10-15T19:10:44Z  2017         \n",
       "4633  No          2012-10-03T13:42:12Z  2022-06-02T13:00:44Z  2012         \n",
       "4636  No          2017-06-16T13:52:44Z  2022-09-03T18:38:13Z  2017         \n",
       "4671  No          2021-03-26T14:01:05Z  2021-03-26T14:01:05Z  2021         \n",
       "4708  No          2018-10-29T17:16:40Z  2018-10-29T17:16:40Z  2018         \n",
       "4729  No          2007-10-29T15:31:47Z  2022-10-17T20:42:38Z  2007         \n",
       "\n",
       "       ISSN_old  \n",
       "55    2338-2732  \n",
       "121   2451-2680  \n",
       "379   2659-5982  \n",
       "1098  2673-2424  \n",
       "1974  2696-1288  \n",
       "2178  2226-8707  \n",
       "2274  2229-7693  \n",
       "3030  1757-448X  \n",
       "3833  1943-7706  \n",
       "3841  2532-5264  \n",
       "4045  2468-6875  \n",
       "4401  2084-9869  \n",
       "4406  2451-2699  \n",
       "4419  2336-2936  \n",
       "4633  2240-2683  \n",
       "4636  1851-7617  \n",
       "4671  2564-8896  \n",
       "4708  2451-2311  \n",
       "4729  2320-3838  "
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# test of new merged rows\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna()]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [],
   "source": [
    "# add new merged data\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_title'] = pubmed['DOAJ_title_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_pissn'] = pubmed['ISSN']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_eissn'] = pubmed['DOAJ_eissn_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_Seal'] = pubmed['DOAJ_Seal_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_date'] = pubmed['DOAJ_date_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_year'] = pubmed['DOAJ_year_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_license'] = pubmed['DOAJ_license_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_author_holds_copyright_without_restrictions'] = pubmed['DOAJ_author_holds_copyright_without_restrictions_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_last_updated'] = pubmed['DOAJ_last_updated_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].notna(), 'DOAJ_APC'] = pubmed['DOAJ_APC_x']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_title'] = pubmed['DOAJ_title_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_pissn'] = pubmed['ISSN']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_eissn'] = pubmed['DOAJ_eissn_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_Seal'] = pubmed['DOAJ_Seal_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_date'] = pubmed['DOAJ_date_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_year'] = pubmed['DOAJ_year_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_license'] = pubmed['DOAJ_license_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_author_holds_copyright_without_restrictions'] = pubmed['DOAJ_author_holds_copyright_without_restrictions_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_last_updated'] = pubmed['DOAJ_last_updated_y']\n",
    "pubmed.loc[pubmed['DOAJ_title_x'].isna() & pubmed['DOAJ_title_y'].notna(), 'DOAJ_APC'] = pubmed['DOAJ_APC_y']\n",
    "del pubmed['DOAJ_title_x']\n",
    "del pubmed['DOAJ_eissn_x']\n",
    "del pubmed['DOAJ_Seal_x']\n",
    "del pubmed['DOAJ_date_x']\n",
    "del pubmed['DOAJ_year_x']\n",
    "del pubmed['DOAJ_license_x']\n",
    "del pubmed['DOAJ_author_holds_copyright_without_restrictions_x']\n",
    "del pubmed['DOAJ_last_updated_x']\n",
    "del pubmed['DOAJ_APC_x']\n",
    "del pubmed['DOAJ_title_y']\n",
    "del pubmed['DOAJ_eissn_y']\n",
    "del pubmed['DOAJ_Seal_y']\n",
    "del pubmed['DOAJ_date_y']\n",
    "del pubmed['DOAJ_year_y']\n",
    "del pubmed['DOAJ_license_y']\n",
    "del pubmed['DOAJ_author_holds_copyright_without_restrictions_y']\n",
    "del pubmed['DOAJ_last_updated_y']\n",
    "del pubmed['DOAJ_APC_y']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>ISSN_old</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>20 century British history</td>\n",
       "      <td>20 Century Br Hist</td>\n",
       "      <td>England</td>\n",
       "      <td>Eynsham, Oxford</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>1990</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4 no. a year,</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1990.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>QIS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Twentieth Century British History</td>\n",
       "      <td>1477-4674</td>\n",
       "      <td>0955-2359</td>\n",
       "      <td>https://academic.oup.com/tcbh</td>\n",
       "      <td>55.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://academic.oup.com/journals/</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/1112</td>\n",
       "      <td>2010-07-15 16:04:39</td>\n",
       "      <td>2022-07-26 10:25:23</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>AACN advanced critical care</td>\n",
       "      <td>AACN Adv Crit Care</td>\n",
       "      <td>United States</td>\n",
       "      <td>Aliso Viejo, CA</td>\n",
       "      <td>American Association of Critical-Care Nurses (AACN)</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2006.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://aacnjournals.org/aacnacconline</td>\n",
       "      <td>Y</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AACN Advanced Critical Care</td>\n",
       "      <td>1559-7776</td>\n",
       "      <td>1559-7768</td>\n",
       "      <td>http://acc.aacnjournals.org/</td>\n",
       "      <td>663.0</td>\n",
       "      <td>us</td>\n",
       "      <td>society_publisher</td>\n",
       "      <td>https://www.aacn.org/</td>\n",
       "      <td>American Association of Critical Care Nurses</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/663</td>\n",
       "      <td>2010-08-24 15:05:09</td>\n",
       "      <td>2022-07-08 08:42:33</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>The AAPS journal</td>\n",
       "      <td>AAPS J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Arlington, Va., USA</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://link.springer.com/journal/12248</td>\n",
       "      <td>Y</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>AAPS Journal</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1550-7416</td>\n",
       "      <td>http://link.springer.com/journal/12248</td>\n",
       "      <td>313.0</td>\n",
       "      <td>us</td>\n",
       "      <td>client_organisation</td>\n",
       "      <td>https://www.aaps.org/home</td>\n",
       "      <td>American Association of Pharmaceutical Scientists</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/3291</td>\n",
       "      <td>2010-09-15 13:16:19</td>\n",
       "      <td>2023-01-05 14:55:40</td>\n",
       "      <td>16180.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>Zoology (Jena, Germany)</td>\n",
       "      <td>Zoology (Jena)</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Jena, Germany</td>\n",
       "      <td>Urban &amp; Fischer</td>\n",
       "      <td>1994</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year,</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>0944-2006</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.sciencedirect.com/journal/zoology</td>\n",
       "      <td>Y</td>\n",
       "      <td>1873-2720</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>15919.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>Zoonoses and public health</td>\n",
       "      <td>Zoonoses Public Health</td>\n",
       "      <td>Germany</td>\n",
       "      <td>Berlin, Germany</td>\n",
       "      <td>Blackwell Verlag</td>\n",
       "      <td>2007</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ten no. a year</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378</td>\n",
       "      <td>Y</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>yes</td>\n",
       "      <td>12.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zoonoses and Public Health</td>\n",
       "      <td>1863-2378</td>\n",
       "      <td>1863-1959</td>\n",
       "      <td>https://onlinelibrary.wiley.com/journal/18632378</td>\n",
       "      <td>580.0</td>\n",
       "      <td>us</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.wiley.com/en-gb</td>\n",
       "      <td>Wiley</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/2050</td>\n",
       "      <td>2010-07-20 14:58:33</td>\n",
       "      <td>2022-07-27 12:37:58</td>\n",
       "      <td>2555.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Auckland, N.Z.</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>2001</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2013.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mapress.com/j/zt/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zootaxa</td>\n",
       "      <td>1175-5334</td>\n",
       "      <td>1175-5326</td>\n",
       "      <td>https://www.mapress.com/zt/</td>\n",
       "      <td>284.0</td>\n",
       "      <td>nz</td>\n",
       "      <td>commercial_publisher</td>\n",
       "      <td>https://www.mapress.com/</td>\n",
       "      <td>Magnolia Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/284</td>\n",
       "      <td>2010-06-30 17:47:50</td>\n",
       "      <td>2022-07-15 08:53:17</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote (Cambridge, England)</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>England</td>\n",
       "      <td>Cambridge ; New York, NY</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>1993</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1993.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.cambridge.org/core/journals/zygote</td>\n",
       "      <td>Y</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>yes</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>1469-8730</td>\n",
       "      <td>0967-1994</td>\n",
       "      <td>http://journals.cambridge.org/action/displayJournal?jid=ZYG</td>\n",
       "      <td>27.0</td>\n",
       "      <td>gb</td>\n",
       "      <td>university_publisher</td>\n",
       "      <td>https://www.cambridge.org/</td>\n",
       "      <td>Cambridge University Press</td>\n",
       "      <td>https://v2.sherpa.ac.uk/id/publisher_policy/5000</td>\n",
       "      <td>2010-07-19 16:07:37</td>\n",
       "      <td>2022-06-16 13:58:04</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 52 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                        Title               MedlineTA  \\\n",
       "0     9015384     20 century British history   20 Century Br Hist       \n",
       "1     101714112   A&A practice                 A A Pract                \n",
       "2     101269322   AACN advanced critical care  AACN Adv Crit Care       \n",
       "3     0431420     AANA journal                 AANA J                   \n",
       "4     101223209   The AAPS journal             AAPS J                   \n",
       "...         ...                ...                ...                   \n",
       "5274  8702287     Zoological science           Zoolog Sci               \n",
       "5275  9435608     Zoology (Jena, Germany)      Zoology (Jena)           \n",
       "5276  101300786   Zoonoses and public health   Zoonoses Public Health   \n",
       "5277  101179386   Zootaxa                      Zootaxa                  \n",
       "5278  9309124     Zygote (Cambridge, England)  Zygote                   \n",
       "\n",
       "            Country                     Place  \\\n",
       "0     England        Eynsham, Oxford            \n",
       "1     United States  [Philadelphia, PA]         \n",
       "2     United States  Aliso Viejo, CA            \n",
       "3     United States  Park Ridge, Ill.           \n",
       "4     United States  Arlington, Va., USA        \n",
       "...             ...                  ...        \n",
       "5274  Japan          Tokyo, Japan               \n",
       "5275  Germany        Jena, Germany              \n",
       "5276  Germany        Berlin, Germany            \n",
       "5277  New Zealand    Auckland, N.Z.             \n",
       "5278  England        Cambridge ; New York, NY   \n",
       "\n",
       "                                                Publisher  \\\n",
       "0     Oxford University Press                               \n",
       "1     Wolters Kluwer Health, Inc.                           \n",
       "2     American Association of Critical-Care Nurses (AACN)   \n",
       "3     American Association of Nurse Anesthetists            \n",
       "4     American Association of Pharmaceutical Scientists     \n",
       "...                                                 ...     \n",
       "5274  Zoological Society of Japan                           \n",
       "5275  Urban & Fischer                                       \n",
       "5276  Blackwell Verlag                                      \n",
       "5277  Magnolia Press                                        \n",
       "5278  Cambridge University Press                            \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear        Frequency  \\\n",
       "0     1990                NaN                  4 no. a year,     \n",
       "1     2018                NaN                  Biweekly          \n",
       "2     2006                NaN                  Quarterly         \n",
       "3     1974                NaN                  Bimonthly         \n",
       "4     2004                NaN                  Four no. a year   \n",
       "...    ...                 ..                              ...   \n",
       "5274  1984                NaN                  Monthly,          \n",
       "5275  1994                NaN                  Six no. a year,   \n",
       "5276  2007                NaN                  Ten no. a year    \n",
       "5277  2001                NaN                  Irregular         \n",
       "5278  1993                NaN                  Quarterly,        \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "0     1477-4674       0955-2359  0955-2359    eng      N                    \n",
       "1     2575-3126       NaN        2575-3126    eng      Y                    \n",
       "2     1559-7776       1559-7768  1559-7768    eng      Y                    \n",
       "3     2162-5239       0094-6354  0094-6354    eng      N                    \n",
       "4     1550-7416       NaN        1550-7416    eng      Y                    \n",
       "...         ...       ...              ...    ...     ..                    \n",
       "5274  NaN             0289-0003  0289-0003    eng      N                    \n",
       "5275  1873-2720       0944-2006  0944-2006    eng      N                    \n",
       "5276  1863-2378       1863-1959  1863-1959    eng      Y                    \n",
       "5277  1175-5334       1175-5326  1175-5326    eng      N                    \n",
       "5278  1469-8730       0967-1994  0967-1994    eng      N                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "0     1990.0             Y                  N             QIS             \n",
       "1     2018.0             Y                  Y             IM              \n",
       "2     2006.0             Y                  Y             N               \n",
       "3     1974.0             Y                  Y             N               \n",
       "4     2004.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5274  2002.0             Y                  Y             IM              \n",
       "5275  2005.0             Y                  Y             IM              \n",
       "5276  2007.0             Y                  Y             IM              \n",
       "5277  2013.0             Y                  Y             IM              \n",
       "5278  1993.0             Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "0     NaN                                                                                              \n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "2     https://aacnjournals.org/aacnacconline                                                           \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "4     https://link.springer.com/journal/12248                                                          \n",
       "...                                       ...                                                          \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "5275  https://www.sciencedirect.com/journal/zoology                                                    \n",
       "5276  http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1863-2378                                   \n",
       "5277  http://www.mapress.com/j/zt/                                                                     \n",
       "5278  https://www.cambridge.org/core/journals/zygote                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "0     Y                 1477-4674  yes                24.0      \n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "2     Y                 1559-7776  yes               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "4     Y                 1550-7416  yes                12.0      \n",
       "...  ..                       ...  ...                 ...      \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "5275  Y                 1873-2720  yes                12.0      \n",
       "5276  Y                 1863-2378  yes                12.0      \n",
       "5277  Y                 1175-5334  yes               NaN        \n",
       "5278  Y                 1469-8730  yes                6.0       \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "0    NaN                         24.0                      yes              \n",
       "1    NaN                        NaN                        NaN              \n",
       "2    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "4    NaN                         12.0                      yes              \n",
       "...   ..                          ...                      ...              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "5275 NaN                         12.0                      yes              \n",
       "5276 NaN                         12.0                      yes              \n",
       "5277 NaN                        NaN                        NaN              \n",
       "5278 NaN                         6.0                       yes              \n",
       "\n",
       "     additional_oa_fee                       title_sherpa issne_sherpa  \\\n",
       "0     yes               Twentieth Century British History  1477-4674     \n",
       "1     NaN               NaN                                NaN           \n",
       "2     NaN               AACN Advanced Critical Care        1559-7776     \n",
       "3     NaN               NaN                                NaN           \n",
       "4     yes               AAPS Journal                       NaN           \n",
       "...   ...                        ...                       ...           \n",
       "5274  NaN               NaN                                NaN           \n",
       "5275  yes               NaN                                NaN           \n",
       "5276  yes               Zoonoses and Public Health         1863-2378     \n",
       "5277  yes               Zootaxa                            1175-5334     \n",
       "5278  yes               Zygote                             1469-8730     \n",
       "\n",
       "     issnp_sherpa  \\\n",
       "0     0955-2359     \n",
       "1     NaN           \n",
       "2     1559-7768     \n",
       "3     NaN           \n",
       "4     1550-7416     \n",
       "...         ...     \n",
       "5274  NaN           \n",
       "5275  NaN           \n",
       "5276  1863-1959     \n",
       "5277  1175-5326     \n",
       "5278  0967-1994     \n",
       "\n",
       "                                                              url  \\\n",
       "0     https://academic.oup.com/tcbh                                 \n",
       "1     NaN                                                           \n",
       "2     http://acc.aacnjournals.org/                                  \n",
       "3     NaN                                                           \n",
       "4     http://link.springer.com/journal/12248                        \n",
       "...                                      ...                        \n",
       "5274  NaN                                                           \n",
       "5275  NaN                                                           \n",
       "5276  https://onlinelibrary.wiley.com/journal/18632378              \n",
       "5277  https://www.mapress.com/zt/                                   \n",
       "5278  http://journals.cambridge.org/action/displayJournal?jid=ZYG   \n",
       "\n",
       "      publisher_id publisher_country        publisher_type  \\\n",
       "0     55.0          gb                university_publisher   \n",
       "1    NaN            NaN               NaN                    \n",
       "2     663.0         us                society_publisher      \n",
       "3    NaN            NaN               NaN                    \n",
       "4     313.0         us                client_organisation    \n",
       "...     ...         ..                                ...    \n",
       "5274 NaN            NaN               NaN                    \n",
       "5275 NaN            NaN               NaN                    \n",
       "5276  580.0         us                commercial_publisher   \n",
       "5277  284.0         nz                commercial_publisher   \n",
       "5278  27.0          gb                university_publisher   \n",
       "\n",
       "                           publisher_url  \\\n",
       "0     https://academic.oup.com/journals/   \n",
       "1     NaN                                  \n",
       "2     https://www.aacn.org/                \n",
       "3     NaN                                  \n",
       "4     https://www.aaps.org/home            \n",
       "...                         ...            \n",
       "5274  NaN                                  \n",
       "5275  NaN                                  \n",
       "5276  https://www.wiley.com/en-gb          \n",
       "5277  https://www.mapress.com/             \n",
       "5278  https://www.cambridge.org/           \n",
       "\n",
       "                                         publisher_name  \\\n",
       "0     Oxford University Press                             \n",
       "1     NaN                                                 \n",
       "2     American Association of Critical Care Nurses        \n",
       "3     NaN                                                 \n",
       "4     American Association of Pharmaceutical Scientists   \n",
       "...                                                 ...   \n",
       "5274  NaN                                                 \n",
       "5275  NaN                                                 \n",
       "5276  Wiley                                               \n",
       "5277  Magnolia Press                                      \n",
       "5278  Cambridge University Press                          \n",
       "\n",
       "                                            sherpa_uri       sherpa_created  \\\n",
       "0     https://v2.sherpa.ac.uk/id/publisher_policy/1112  2010-07-15 16:04:39   \n",
       "1     NaN                                               NaN                   \n",
       "2     https://v2.sherpa.ac.uk/id/publisher_policy/663   2010-08-24 15:05:09   \n",
       "3     NaN                                               NaN                   \n",
       "4     https://v2.sherpa.ac.uk/id/publisher_policy/3291  2010-09-15 13:16:19   \n",
       "...                                                ...                  ...   \n",
       "5274  NaN                                               NaN                   \n",
       "5275  NaN                                               NaN                   \n",
       "5276  https://v2.sherpa.ac.uk/id/publisher_policy/2050  2010-07-20 14:58:33   \n",
       "5277  https://v2.sherpa.ac.uk/id/publisher_policy/284   2010-06-30 17:47:50   \n",
       "5278  https://v2.sherpa.ac.uk/id/publisher_policy/5000  2010-07-19 16:07:37   \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_pissn ISSN_old DOAJ_title  \\\n",
       "0     2022-07-26 10:25:23  1406.0     NaN        NaN      NaN         \n",
       "1     NaN                 NaN         NaN        NaN      NaN         \n",
       "2     2022-07-08 08:42:33  10921.0    NaN        NaN      NaN         \n",
       "3     NaN                 NaN         NaN        NaN      NaN         \n",
       "4     2023-01-05 14:55:40  16180.0    NaN        NaN      NaN         \n",
       "...                   ...      ...    ...        ...      ...         \n",
       "5274  NaN                 NaN         NaN        NaN      NaN         \n",
       "5275  NaN                  15919.0    NaN        NaN      NaN         \n",
       "5276  2022-07-27 12:37:58  2555.0     NaN        NaN      NaN         \n",
       "5277  2022-07-15 08:53:17  6.0        NaN        NaN      NaN         \n",
       "5278  2022-06-16 13:58:04  2242.0     NaN        NaN      NaN         \n",
       "\n",
       "     DOAJ_eissn DOAJ_Seal DOAJ_date DOAJ_year DOAJ_license  \\\n",
       "0     NaN        NaN       NaN       NaN       NaN           \n",
       "1     NaN        NaN       NaN       NaN       NaN           \n",
       "2     NaN        NaN       NaN       NaN       NaN           \n",
       "3     NaN        NaN       NaN       NaN       NaN           \n",
       "4     NaN        NaN       NaN       NaN       NaN           \n",
       "...   ...        ...       ...       ...       ...           \n",
       "5274  NaN        NaN       NaN       NaN       NaN           \n",
       "5275  NaN        NaN       NaN       NaN       NaN           \n",
       "5276  NaN        NaN       NaN       NaN       NaN           \n",
       "5277  NaN        NaN       NaN       NaN       NaN           \n",
       "5278  NaN        NaN       NaN       NaN       NaN           \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions DOAJ_last_updated  \\\n",
       "0     NaN                                              NaN                \n",
       "1     NaN                                              NaN                \n",
       "2     NaN                                              NaN                \n",
       "3     NaN                                              NaN                \n",
       "4     NaN                                              NaN                \n",
       "...   ...                                              ...                \n",
       "5274  NaN                                              NaN                \n",
       "5275  NaN                                              NaN                \n",
       "5276  NaN                                              NaN                \n",
       "5277  NaN                                              NaN                \n",
       "5278  NaN                                              NaN                \n",
       "\n",
       "     DOAJ_APC DOAJ  \n",
       "0     NaN      NaN  \n",
       "1     NaN      NaN  \n",
       "2     NaN      NaN  \n",
       "3     NaN      NaN  \n",
       "4     NaN      NaN  \n",
       "...   ...      ...  \n",
       "5274  NaN      NaN  \n",
       "5275  NaN      NaN  \n",
       "5276  NaN      NaN  \n",
       "5277  NaN      NaN  \n",
       "5278  NaN      NaN  \n",
       "\n",
       "[5279 rows x 52 columns]"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed.loc[pubmed['DOAJ_title'].notna(), 'DOAJ'] = 'yes'\n",
    "pubmed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>ISSN_old</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>4678</td>\n",
       "      <td>101219148</td>\n",
       "      <td>Revue médicale suisse</td>\n",
       "      <td>Rev Med Suisse</td>\n",
       "      <td>Switzerland</td>\n",
       "      <td>Genève</td>\n",
       "      <td>Médecine et Hygiène</td>\n",
       "      <td>2005</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Weekly (46 issues per year)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>fre</td>\n",
       "      <td>Y</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1660-9379</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID                   Title       MedlineTA      Country  \\\n",
       "4678  101219148   Revue médicale suisse  Rev Med Suisse  Switzerland   \n",
       "\n",
       "        Place              Publisher PublicationFirstYear  PublicationEndYear  \\\n",
       "4678  Genève  Médecine et Hygiène  2005                NaN                   \n",
       "\n",
       "                        Frequency ISSN-Electronic ISSN-Print ISSN-Linking  \\\n",
       "4678  Weekly (46 issues per year)  NaN             1660-9379  1660-9379     \n",
       "\n",
       "     Language TitleContinuationYN  IndexingStartDate CurrentlyIndexedYN  \\\n",
       "4678  fre      Y                   2005.0             Y                   \n",
       "\n",
       "     IndexOnlineYN IndexingSubset IndexingSelectedURL ReportedMedlineYN  \\\n",
       "4678  N             IM             NaN                 Y                  \n",
       "\n",
       "           ISSN sherpa_has_oa_path  embargo  embargo_published_version  \\\n",
       "4678  1660-9379  NaN               NaN      NaN                          \n",
       "\n",
       "      embargo_accepted_version sherpa_oa_green additional_oa_fee title_sherpa  \\\n",
       "4678 NaN                        NaN             NaN               NaN           \n",
       "\n",
       "     issne_sherpa issnp_sherpa  url  publisher_id publisher_country  \\\n",
       "4678  NaN          NaN          NaN NaN            NaN                \n",
       "\n",
       "     publisher_type publisher_url publisher_name sherpa_uri sherpa_created  \\\n",
       "4678  NaN            NaN           NaN            NaN        NaN             \n",
       "\n",
       "     sherpa_last_modified  sherpa_id DOAJ_pissn ISSN_old DOAJ_title  \\\n",
       "4678  NaN                 NaN         NaN        NaN      NaN         \n",
       "\n",
       "     DOAJ_eissn DOAJ_Seal DOAJ_date DOAJ_year DOAJ_license  \\\n",
       "4678  NaN        NaN       NaN       NaN       NaN           \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions DOAJ_last_updated  \\\n",
       "4678  NaN                                              NaN                \n",
       "\n",
       "     DOAJ_APC DOAJ  \n",
       "4678  NaN      NaN  "
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# test Rev Med\n",
    "pubmed.loc[pubmed['MedlineTA'] == 'Rev Med Suisse']"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Counts"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "5279"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed.shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "806"
      ]
     },
     "execution_count": 24,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ\n",
    "pubmed.loc[pubmed['DOAJ'] == 'yes'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.15268043189998107"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ % \n",
    "pubmed.loc[pubmed['DOAJ'] == 'yes'].shape[0] / pubmed.shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "4473"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals not in DOAJ\n",
    "pubmed.loc[pubmed['DOAJ'] != 'yes'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.847319568100019"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals not in DOAJ % \n",
    "pubmed.loc[pubmed['DOAJ'] != 'yes'].shape[0] / pubmed.shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "No     582\n",
       "Yes    224\n",
       "Name: DOAJ_Seal, dtype: int64"
      ]
     },
     "execution_count": 28,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed['DOAJ_Seal'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "224"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ with DOAJ seal\n",
    "pubmed.loc[pubmed['DOAJ_Seal'] == 'Yes'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.27791563275434245"
      ]
     },
     "execution_count": 30,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ with DOAJ seal % \n",
    "pubmed.loc[pubmed['DOAJ_Seal'] == 'Yes'].shape[0] / pubmed.loc[pubmed['DOAJ'] == 'yes'].shape[0] "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "651"
      ]
     },
     "execution_count": 31,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ with DOAJ APC\n",
    "pubmed.loc[pubmed['DOAJ_APC'] == 'Yes'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.8076923076923077"
      ]
     },
     "execution_count": 32,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ with DOAJ APC %\n",
    "pubmed.loc[pubmed['DOAJ_APC'] == 'Yes'].shape[0] / pubmed.loc[pubmed['DOAJ'] == 'yes'].shape[0] "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "155"
      ]
     },
     "execution_count": 33,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ without DOAJ APC\n",
    "pubmed.loc[pubmed['DOAJ_APC'] == 'No'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.19230769230769232"
      ]
     },
     "execution_count": 34,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ without DOAJ APC %\n",
    "pubmed.loc[pubmed['DOAJ_APC'] == 'No'].shape[0] / pubmed.loc[pubmed['DOAJ'] == 'yes'].shape[0] "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "6096"
      ]
     },
     "execution_count": 35,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# All journals in DOAJ with DOAJ APC\n",
    "doaj.loc[doaj['DOAJ_APC'] == 'Yes'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.31759924976555176"
      ]
     },
     "execution_count": 36,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# All journals in DOAJ with DOAJ APC %\n",
    "doaj.loc[doaj['DOAJ_APC'] == 'Yes'].shape[0] / doaj.shape[0] "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "13098"
      ]
     },
     "execution_count": 37,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# All journals in DOAJ without DOAJ APC\n",
    "doaj.loc[doaj['DOAJ_APC'] == 'No'].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.6824007502344482"
      ]
     },
     "execution_count": 38,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# All journals in DOAJ without DOAJ APC %\n",
    "doaj.loc[doaj['DOAJ_APC'] == 'No'].shape[0] / doaj.shape[0] "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# MEDLINE journals in DOAJ: 806\n",
    "# 81% with APC (651)\n",
    "# 19% non-APC (155)\n",
    "\n",
    "# Compared to the complete DOAJ data, the proportion of diamond journals in MEDLINE is much more smaller than in the total DOAJ\n",
    "# journals in DOAJ (April 2023): 19194\n",
    "# 32% with APC\n",
    "# 68% Non-APC\n",
    "# \n",
    "# Study: OA Diamond Journals Study. Part 1: Findings, 2021 - https://doi.org/10.5281/zenodo.4558704\n",
    "# Sept 2020 DOAJ data:\n",
    "# 27% with APC\n",
    "# 73% Non-APC"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "636"
      ]
     },
     "execution_count": 40,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in sherpa and DOAJ\n",
    "pubmed.loc[(pubmed['sherpa_id'].notna()) & (pubmed['DOAJ'] == 'yes')].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 41,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "170"
      ]
     },
     "execution_count": 41,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals in DOAJ and not Sherpa\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] == 'yes')].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>ISSN_old</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>37</td>\n",
       "      <td>9103983</td>\n",
       "      <td>Acta cirúrgica brasileira</td>\n",
       "      <td>Acta Cir Bras</td>\n",
       "      <td>Brazil</td>\n",
       "      <td>Sao Paulo</td>\n",
       "      <td>Sociedade Brasileira Para O Desenvolvimento Da Pesquisa Em Cirurgia Curso De Pos-Graduacao Em Tecnica Operatoria E Cirurgia Experimental Escola Paulista De Medicina</td>\n",
       "      <td>1986</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly</td>\n",
       "      <td>1678-2674</td>\n",
       "      <td>0102-8650</td>\n",
       "      <td>0102-8650</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2005.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.scielo.br/scielo.php?script=sci_issues&amp;pid=0102-8650&amp;lng=en&amp;nrm=iso</td>\n",
       "      <td>Y</td>\n",
       "      <td>1678-2674</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1678-2674</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Acta Cirúrgica Brasileira</td>\n",
       "      <td>1678-2674</td>\n",
       "      <td>No</td>\n",
       "      <td>2004-04-23T21:31:00Z</td>\n",
       "      <td>2004</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>2022-04-28T12:16:59Z</td>\n",
       "      <td>Yes</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>53</td>\n",
       "      <td>101587903</td>\n",
       "      <td>Acta medica academica</td>\n",
       "      <td>Acta Med Acad</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Sarajevo</td>\n",
       "      <td>Akademija nauka i umjetnosti Bosne i Hercegovine</td>\n",
       "      <td>2006</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Three issues a year,</td>\n",
       "      <td>1840-2879</td>\n",
       "      <td>1840-1848</td>\n",
       "      <td>1840-1848</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2012.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.ama.ba/index.php/ama/issue/archive</td>\n",
       "      <td>Y</td>\n",
       "      <td>1840-2879</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1840-2879</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Acta Medica Academica</td>\n",
       "      <td>1840-2879</td>\n",
       "      <td>No</td>\n",
       "      <td>2013-01-08T11:33:20Z</td>\n",
       "      <td>2013</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>No</td>\n",
       "      <td>2017-06-24T15:19:56Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>54</td>\n",
       "      <td>101241032</td>\n",
       "      <td>Acta medico-historica adriatica : AMHA</td>\n",
       "      <td>Acta Med Hist Adriat</td>\n",
       "      <td>Croatia</td>\n",
       "      <td>Rijeka [Croatia]</td>\n",
       "      <td>Hrvatsko znanstveno društvo za povijest zdravstvene kulture</td>\n",
       "      <td>2003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Two no. a year</td>\n",
       "      <td>1334-6253</td>\n",
       "      <td>1334-4366</td>\n",
       "      <td>1334-4366</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2009.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://hrcak.srce.hr/amha?lang=en</td>\n",
       "      <td>Y</td>\n",
       "      <td>1334-6253</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1334-6253</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Acta Medico-Historica Adriatica</td>\n",
       "      <td>1334-6253</td>\n",
       "      <td>No</td>\n",
       "      <td>2018-09-07T10:29:11Z</td>\n",
       "      <td>2018</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>2022-10-22T21:49:44Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>55</td>\n",
       "      <td>7901042</td>\n",
       "      <td>Acta medica Indonesiana</td>\n",
       "      <td>Acta Med Indones</td>\n",
       "      <td>Indonesia</td>\n",
       "      <td>Jakarta, Indonesia</td>\n",
       "      <td>Indonesian Society of Internal Medicine</td>\n",
       "      <td>1968</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Quarterly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.actamedindones.org/index.php/ijim</td>\n",
       "      <td>Y</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0125-9326</td>\n",
       "      <td>2338-2732</td>\n",
       "      <td>Acta Medica Indonesiana</td>\n",
       "      <td>2338-2732</td>\n",
       "      <td>No</td>\n",
       "      <td>2013-10-03T13:46:32Z</td>\n",
       "      <td>2013</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>2021-06-15T09:21:27Z</td>\n",
       "      <td>Yes</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>80</td>\n",
       "      <td>8213019</td>\n",
       "      <td>Acta otorhinolaryngologica Italica : organo ufficiale della Società italiana di otorinolaringologia e chirurgia cervico-facciale</td>\n",
       "      <td>Acta Otorhinolaryngol Ital</td>\n",
       "      <td>Italy</td>\n",
       "      <td>[Pisa</td>\n",
       "      <td>Pacini editore</td>\n",
       "      <td>1981</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year</td>\n",
       "      <td>1827-675X</td>\n",
       "      <td>0392-100X</td>\n",
       "      <td>0392-100X</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1981.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://preview.ncbi.nlm.nih.gov/pmc/journals/559/</td>\n",
       "      <td>Y</td>\n",
       "      <td>1827-675X</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1827-675X</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Acta Otorhinolaryngologica Italica</td>\n",
       "      <td>1827-675X</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-01-12T15:42:55Z</td>\n",
       "      <td>2023</td>\n",
       "      <td>CC BY-NC-ND</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-03-26T14:52:52Z</td>\n",
       "      <td>Yes</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5102</td>\n",
       "      <td>101286676</td>\n",
       "      <td>Urology journal</td>\n",
       "      <td>Urol J</td>\n",
       "      <td>Iran</td>\n",
       "      <td>Tehran</td>\n",
       "      <td>Urology and Nephrology Research Center</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly,</td>\n",
       "      <td>1735-546X</td>\n",
       "      <td>1735-1308</td>\n",
       "      <td>1735-1308</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.urologyjournal.org/index.php/uj/index</td>\n",
       "      <td>Y</td>\n",
       "      <td>1735-546X</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1735-546X</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Urology Journal</td>\n",
       "      <td>1735-546X</td>\n",
       "      <td>No</td>\n",
       "      <td>2019-11-17T08:59:26Z</td>\n",
       "      <td>2019</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>2020-10-08T13:34:27Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5132</td>\n",
       "      <td>0201543</td>\n",
       "      <td>Veterinaria italiana</td>\n",
       "      <td>Vet Ital</td>\n",
       "      <td>Italy</td>\n",
       "      <td>Teramo</td>\n",
       "      <td>Istituto sperimentale zooprofilattico.</td>\n",
       "      <td>1954</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Four no. a year</td>\n",
       "      <td>1828-1427</td>\n",
       "      <td>0505-401X</td>\n",
       "      <td>0505-401X</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2010.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://www.veterinariaitaliana.izs.it/index.php/VetIt/issue/archive</td>\n",
       "      <td>Y</td>\n",
       "      <td>1828-1427</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1828-1427</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Veterinaria Italiana</td>\n",
       "      <td>1828-1427</td>\n",
       "      <td>No</td>\n",
       "      <td>2010-07-16T14:51:01Z</td>\n",
       "      <td>2010</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>No</td>\n",
       "      <td>2020-08-13T13:02:23Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5167</td>\n",
       "      <td>0417337</td>\n",
       "      <td>Voprosy virusologii</td>\n",
       "      <td>Vopr Virusol</td>\n",
       "      <td>Russia (Federation)</td>\n",
       "      <td>Moskva</td>\n",
       "      <td>FBUN T︠S︡NII Ėpidemiologii Rospotrebnadzora</td>\n",
       "      <td>1956</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2411-2097</td>\n",
       "      <td>0507-4088</td>\n",
       "      <td>0507-4088</td>\n",
       "      <td>rus</td>\n",
       "      <td>N</td>\n",
       "      <td>1965.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://virusjour.crie.ru/jour/index</td>\n",
       "      <td>Y</td>\n",
       "      <td>2411-2097</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2411-2097</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Вопросы вирусологии</td>\n",
       "      <td>2411-2097</td>\n",
       "      <td>Yes</td>\n",
       "      <td>2022-12-18T17:41:44Z</td>\n",
       "      <td>2022</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>Yes</td>\n",
       "      <td>2022-12-18T17:41:44Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5220</td>\n",
       "      <td>0414003</td>\n",
       "      <td>Yonsei medical journal</td>\n",
       "      <td>Yonsei Med J</td>\n",
       "      <td>Korea (South)</td>\n",
       "      <td>Seoul</td>\n",
       "      <td>Yonsei University</td>\n",
       "      <td>1960</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Six no. a year</td>\n",
       "      <td>1976-2437</td>\n",
       "      <td>0513-5796</td>\n",
       "      <td>0513-5796</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1963.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.eymj.org/index.php?body=archive</td>\n",
       "      <td>Y</td>\n",
       "      <td>1976-2437</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1976-2437</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yonsei Medical Journal</td>\n",
       "      <td>1976-2437</td>\n",
       "      <td>No</td>\n",
       "      <td>2019-03-28T02:29:07Z</td>\n",
       "      <td>2019</td>\n",
       "      <td>CC BY-NC</td>\n",
       "      <td>No</td>\n",
       "      <td>2023-02-17T19:44:09Z</td>\n",
       "      <td>Yes</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5273</td>\n",
       "      <td>101697192</td>\n",
       "      <td>Zoological research</td>\n",
       "      <td>Zool Res</td>\n",
       "      <td>China</td>\n",
       "      <td>Beijing, China</td>\n",
       "      <td>Science Press</td>\n",
       "      <td>2016</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2016.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.zoores.ac.cn/EN/article/showTenYearOldVolumn.do</td>\n",
       "      <td>Y</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>Zoological Research</td>\n",
       "      <td>2095-8137</td>\n",
       "      <td>No</td>\n",
       "      <td>2018-01-08T11:04:01Z</td>\n",
       "      <td>2018</td>\n",
       "      <td>CC BY</td>\n",
       "      <td>No</td>\n",
       "      <td>2018-01-08T11:04:01Z</td>\n",
       "      <td>No</td>\n",
       "      <td>yes</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>170 rows × 52 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID  \\\n",
       "37    9103983      \n",
       "53    101587903    \n",
       "54    101241032    \n",
       "55    7901042      \n",
       "80    8213019      \n",
       "...       ...      \n",
       "5102  101286676    \n",
       "5132  0201543      \n",
       "5167  0417337      \n",
       "5220  0414003      \n",
       "5273  101697192    \n",
       "\n",
       "                                                                                                                                  Title  \\\n",
       "37    Acta cirúrgica brasileira                                                                                                          \n",
       "53    Acta medica academica                                                                                                               \n",
       "54    Acta medico-historica adriatica : AMHA                                                                                              \n",
       "55    Acta medica Indonesiana                                                                                                             \n",
       "80    Acta otorhinolaryngologica Italica : organo ufficiale della Società italiana di otorinolaringologia e chirurgia cervico-facciale   \n",
       "...                                                                                                                                 ...   \n",
       "5102  Urology journal                                                                                                                     \n",
       "5132  Veterinaria italiana                                                                                                                \n",
       "5167  Voprosy virusologii                                                                                                                 \n",
       "5220  Yonsei medical journal                                                                                                              \n",
       "5273  Zoological research                                                                                                                 \n",
       "\n",
       "                       MedlineTA                 Country               Place  \\\n",
       "37    Acta Cir Bras               Brazil                  Sao Paulo            \n",
       "53    Acta Med Acad               Bosnia and Herzegovina  Sarajevo             \n",
       "54    Acta Med Hist Adriat        Croatia                 Rijeka [Croatia]     \n",
       "55    Acta Med Indones            Indonesia               Jakarta, Indonesia   \n",
       "80    Acta Otorhinolaryngol Ital  Italy                   [Pisa                \n",
       "...                          ...    ...                     ...                \n",
       "5102  Urol J                      Iran                    Tehran               \n",
       "5132  Vet Ital                    Italy                   Teramo               \n",
       "5167  Vopr Virusol                Russia (Federation)     Moskva               \n",
       "5220  Yonsei Med J                Korea (South)           Seoul                \n",
       "5273  Zool Res                    China                   Beijing, China       \n",
       "\n",
       "                                                                                                                                                                 Publisher  \\\n",
       "37    Sociedade Brasileira Para O Desenvolvimento Da Pesquisa Em Cirurgia Curso De Pos-Graduacao Em Tecnica Operatoria E Cirurgia Experimental Escola Paulista De Medicina   \n",
       "53    Akademija nauka i umjetnosti Bosne i Hercegovine                                                                                                                       \n",
       "54    Hrvatsko znanstveno društvo za povijest zdravstvene kulture                                                                                                           \n",
       "55    Indonesian Society of Internal Medicine                                                                                                                                \n",
       "80    Pacini editore                                                                                                                                                         \n",
       "...              ...                                                                                                                                                         \n",
       "5102  Urology and Nephrology Research Center                                                                                                                                 \n",
       "5132  Istituto sperimentale zooprofilattico.                                                                                                                                 \n",
       "5167  FBUN T︠S︡NII Ėpidemiologii Rospotrebnadzora                                                                                                                           \n",
       "5220  Yonsei University                                                                                                                                                      \n",
       "5273  Science Press                                                                                                                                                          \n",
       "\n",
       "     PublicationFirstYear  PublicationEndYear             Frequency  \\\n",
       "37    1986                NaN                  Quarterly              \n",
       "53    2006                NaN                  Three issues a year,   \n",
       "54    2003                NaN                  Two no. a year         \n",
       "55    1968                NaN                  Quarterly,             \n",
       "80    1981                NaN                  Six no. a year         \n",
       "...    ...                 ..                             ...         \n",
       "5102  2004                NaN                  Bimonthly,             \n",
       "5132  1954                NaN                  Four no. a year        \n",
       "5167  1956                NaN                  Bimonthly              \n",
       "5220  1960                NaN                  Six no. a year         \n",
       "5273  2016                NaN                  Bimonthly              \n",
       "\n",
       "     ISSN-Electronic ISSN-Print ISSN-Linking Language TitleContinuationYN  \\\n",
       "37    1678-2674       0102-8650  0102-8650    eng      N                    \n",
       "53    1840-2879       1840-1848  1840-1848    eng      N                    \n",
       "54    1334-6253       1334-4366  1334-4366    eng      N                    \n",
       "55    NaN             0125-9326  0125-9326    eng      N                    \n",
       "80    1827-675X       0392-100X  0392-100X    eng      N                    \n",
       "...         ...             ...        ...    ...     ..                    \n",
       "5102  1735-546X       1735-1308  1735-1308    eng      N                    \n",
       "5132  1828-1427       0505-401X  0505-401X    eng      N                    \n",
       "5167  2411-2097       0507-4088  0507-4088    rus      N                    \n",
       "5220  1976-2437       0513-5796  0513-5796    eng      N                    \n",
       "5273  NaN             2095-8137  2095-8137    eng      Y                    \n",
       "\n",
       "      IndexingStartDate CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "37    2005.0             Y                  Y             IM              \n",
       "53    2012.0             Y                  Y             IM              \n",
       "54    2009.0             Y                  Y             IM              \n",
       "55    2004.0             Y                  Y             IM              \n",
       "80    1981.0             Y                  Y             IM              \n",
       "...      ...            ..                 ..             ..              \n",
       "5102  2007.0             Y                  Y             IM              \n",
       "5132  2010.0             Y                  Y             IM              \n",
       "5167  1965.0             Y                  Y             IM              \n",
       "5220  1963.0             Y                  Y             IM              \n",
       "5273  2016.0             Y                  Y             IM              \n",
       "\n",
       "                                                                 IndexingSelectedURL  \\\n",
       "37    http://www.scielo.br/scielo.php?script=sci_issues&pid=0102-8650&lng=en&nrm=iso   \n",
       "53    http://www.ama.ba/index.php/ama/issue/archive                                    \n",
       "54    http://hrcak.srce.hr/amha?lang=en                                                \n",
       "55    http://www.actamedindones.org/index.php/ijim                                     \n",
       "80    http://preview.ncbi.nlm.nih.gov/pmc/journals/559/                                \n",
       "...                                                 ...                                \n",
       "5102  http://www.urologyjournal.org/index.php/uj/index                                 \n",
       "5132  https://www.veterinariaitaliana.izs.it/index.php/VetIt/issue/archive             \n",
       "5167  https://virusjour.crie.ru/jour/index                                             \n",
       "5220  http://www.eymj.org/index.php?body=archive                                       \n",
       "5273  http://www.zoores.ac.cn/EN/article/showTenYearOldVolumn.do                       \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "37    Y                 1678-2674  NaN               NaN        \n",
       "53    Y                 1840-2879  NaN               NaN        \n",
       "54    Y                 1334-6253  NaN               NaN        \n",
       "55    Y                 0125-9326  NaN               NaN        \n",
       "80    Y                 1827-675X  NaN               NaN        \n",
       "...  ..                       ...  ...                ..        \n",
       "5102  Y                 1735-546X  NaN               NaN        \n",
       "5132  Y                 1828-1427  NaN               NaN        \n",
       "5167  Y                 2411-2097  NaN               NaN        \n",
       "5220  Y                 1976-2437  NaN               NaN        \n",
       "5273  Y                 2095-8137  NaN               NaN        \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "37   NaN                        NaN                        NaN              \n",
       "53   NaN                        NaN                        NaN              \n",
       "54   NaN                        NaN                        NaN              \n",
       "55   NaN                        NaN                        NaN              \n",
       "80   NaN                        NaN                        NaN              \n",
       "...   ..                         ..                        ...              \n",
       "5102 NaN                        NaN                        NaN              \n",
       "5132 NaN                        NaN                        NaN              \n",
       "5167 NaN                        NaN                        NaN              \n",
       "5220 NaN                        NaN                        NaN              \n",
       "5273 NaN                        NaN                        NaN              \n",
       "\n",
       "     additional_oa_fee title_sherpa issne_sherpa issnp_sherpa  url  \\\n",
       "37    NaN               NaN          NaN          NaN          NaN   \n",
       "53    NaN               NaN          NaN          NaN          NaN   \n",
       "54    NaN               NaN          NaN          NaN          NaN   \n",
       "55    NaN               NaN          NaN          NaN          NaN   \n",
       "80    NaN               NaN          NaN          NaN          NaN   \n",
       "...   ...               ...          ...          ...          ...   \n",
       "5102  NaN               NaN          NaN          NaN          NaN   \n",
       "5132  NaN               NaN          NaN          NaN          NaN   \n",
       "5167  NaN               NaN          NaN          NaN          NaN   \n",
       "5220  NaN               NaN          NaN          NaN          NaN   \n",
       "5273  NaN               NaN          NaN          NaN          NaN   \n",
       "\n",
       "      publisher_id publisher_country publisher_type publisher_url  \\\n",
       "37   NaN            NaN               NaN            NaN            \n",
       "53   NaN            NaN               NaN            NaN            \n",
       "54   NaN            NaN               NaN            NaN            \n",
       "55   NaN            NaN               NaN            NaN            \n",
       "80   NaN            NaN               NaN            NaN            \n",
       "...   ..            ...               ...            ...            \n",
       "5102 NaN            NaN               NaN            NaN            \n",
       "5132 NaN            NaN               NaN            NaN            \n",
       "5167 NaN            NaN               NaN            NaN            \n",
       "5220 NaN            NaN               NaN            NaN            \n",
       "5273 NaN            NaN               NaN            NaN            \n",
       "\n",
       "     publisher_name sherpa_uri sherpa_created sherpa_last_modified  sherpa_id  \\\n",
       "37    NaN            NaN        NaN            NaN                 NaN          \n",
       "53    NaN            NaN        NaN            NaN                 NaN          \n",
       "54    NaN            NaN        NaN            NaN                 NaN          \n",
       "55    NaN            NaN        NaN            NaN                 NaN          \n",
       "80    NaN            NaN        NaN            NaN                 NaN          \n",
       "...   ...            ...        ...            ...                  ..          \n",
       "5102  NaN            NaN        NaN            NaN                 NaN          \n",
       "5132  NaN            NaN        NaN            NaN                 NaN          \n",
       "5167  NaN            NaN        NaN            NaN                 NaN          \n",
       "5220  NaN            NaN        NaN            NaN                 NaN          \n",
       "5273  NaN            NaN        NaN            NaN                 NaN          \n",
       "\n",
       "     DOAJ_pissn   ISSN_old                          DOAJ_title DOAJ_eissn  \\\n",
       "37    1678-2674  NaN        Acta Cirúrgica Brasileira           1678-2674   \n",
       "53    1840-2879  NaN        Acta Medica Academica               1840-2879   \n",
       "54    1334-6253  NaN        Acta Medico-Historica Adriatica     1334-6253   \n",
       "55    0125-9326  2338-2732  Acta Medica Indonesiana             2338-2732   \n",
       "80    1827-675X  NaN        Acta Otorhinolaryngologica Italica  1827-675X   \n",
       "...         ...  ...                                       ...        ...   \n",
       "5102  1735-546X  NaN        Urology Journal                     1735-546X   \n",
       "5132  1828-1427  NaN        Veterinaria Italiana                1828-1427   \n",
       "5167  2411-2097  NaN        Вопросы вирусологии                 2411-2097   \n",
       "5220  1976-2437  NaN        Yonsei Medical Journal              1976-2437   \n",
       "5273  2095-8137  2095-8137  Zoological Research                 2095-8137   \n",
       "\n",
       "     DOAJ_Seal             DOAJ_date DOAJ_year DOAJ_license  \\\n",
       "37    No        2004-04-23T21:31:00Z  2004      CC BY         \n",
       "53    No        2013-01-08T11:33:20Z  2013      CC BY-NC      \n",
       "54    No        2018-09-07T10:29:11Z  2018      CC BY         \n",
       "55    No        2013-10-03T13:46:32Z  2013      CC BY         \n",
       "80    No        2023-01-12T15:42:55Z  2023      CC BY-NC-ND   \n",
       "...   ..                         ...   ...              ...   \n",
       "5102  No        2019-11-17T08:59:26Z  2019      CC BY         \n",
       "5132  No        2010-07-16T14:51:01Z  2010      CC BY-NC      \n",
       "5167  Yes       2022-12-18T17:41:44Z  2022      CC BY         \n",
       "5220  No        2019-03-28T02:29:07Z  2019      CC BY-NC      \n",
       "5273  No        2018-01-08T11:04:01Z  2018      CC BY         \n",
       "\n",
       "     DOAJ_author_holds_copyright_without_restrictions     DOAJ_last_updated  \\\n",
       "37    No                                               2022-04-28T12:16:59Z   \n",
       "53    No                                               2017-06-24T15:19:56Z   \n",
       "54    Yes                                              2022-10-22T21:49:44Z   \n",
       "55    Yes                                              2021-06-15T09:21:27Z   \n",
       "80    No                                               2023-03-26T14:52:52Z   \n",
       "...   ..                                                                ...   \n",
       "5102  Yes                                              2020-10-08T13:34:27Z   \n",
       "5132  No                                               2020-08-13T13:02:23Z   \n",
       "5167  Yes                                              2022-12-18T17:41:44Z   \n",
       "5220  No                                               2023-02-17T19:44:09Z   \n",
       "5273  No                                               2018-01-08T11:04:01Z   \n",
       "\n",
       "     DOAJ_APC DOAJ  \n",
       "37    Yes      yes  \n",
       "53    No       yes  \n",
       "54    No       yes  \n",
       "55    Yes      yes  \n",
       "80    Yes      yes  \n",
       "...   ...      ...  \n",
       "5102  No       yes  \n",
       "5132  No       yes  \n",
       "5167  No       yes  \n",
       "5220  Yes      yes  \n",
       "5273  No       yes  \n",
       "\n",
       "[170 rows x 52 columns]"
      ]
     },
     "execution_count": 42,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# test\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] == 'yes')]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 43,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "738"
      ]
     },
     "execution_count": 43,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals not in DOAJ and not in Sherpa\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] != 'yes')].shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 44,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0.13979920439477173"
      ]
     },
     "execution_count": 44,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals not in DOAJ and not in Sherpa % \n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] != 'yes')].shape[0] / pubmed.shape[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 45,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>Title</th>\n",
       "      <th>MedlineTA</th>\n",
       "      <th>Country</th>\n",
       "      <th>Place</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>PublicationFirstYear</th>\n",
       "      <th>PublicationEndYear</th>\n",
       "      <th>Frequency</th>\n",
       "      <th>ISSN-Electronic</th>\n",
       "      <th>ISSN-Print</th>\n",
       "      <th>ISSN-Linking</th>\n",
       "      <th>Language</th>\n",
       "      <th>TitleContinuationYN</th>\n",
       "      <th>IndexingStartDate</th>\n",
       "      <th>CurrentlyIndexedYN</th>\n",
       "      <th>IndexOnlineYN</th>\n",
       "      <th>IndexingSubset</th>\n",
       "      <th>IndexingSelectedURL</th>\n",
       "      <th>ReportedMedlineYN</th>\n",
       "      <th>ISSN</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>title_sherpa</th>\n",
       "      <th>issne_sherpa</th>\n",
       "      <th>issnp_sherpa</th>\n",
       "      <th>url</th>\n",
       "      <th>publisher_id</th>\n",
       "      <th>publisher_country</th>\n",
       "      <th>publisher_type</th>\n",
       "      <th>publisher_url</th>\n",
       "      <th>publisher_name</th>\n",
       "      <th>sherpa_uri</th>\n",
       "      <th>sherpa_created</th>\n",
       "      <th>sherpa_last_modified</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>DOAJ_pissn</th>\n",
       "      <th>ISSN_old</th>\n",
       "      <th>DOAJ_title</th>\n",
       "      <th>DOAJ_eissn</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ_date</th>\n",
       "      <th>DOAJ_year</th>\n",
       "      <th>DOAJ_license</th>\n",
       "      <th>DOAJ_author_holds_copyright_without_restrictions</th>\n",
       "      <th>DOAJ_last_updated</th>\n",
       "      <th>DOAJ_APC</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>A&amp;A practice</td>\n",
       "      <td>A A Pract</td>\n",
       "      <td>United States</td>\n",
       "      <td>[Philadelphia, PA]</td>\n",
       "      <td>Wolters Kluwer Health, Inc.</td>\n",
       "      <td>2018</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Biweekly</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2018.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;MODE=ovid&amp;PAGE=toc&amp;D=ovft&amp;AN=02054229-000000000-00000</td>\n",
       "      <td>Y</td>\n",
       "      <td>2575-3126</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>AANA journal</td>\n",
       "      <td>AANA J</td>\n",
       "      <td>United States</td>\n",
       "      <td>Park Ridge, Ill.</td>\n",
       "      <td>American Association of Nurse Anesthetists</td>\n",
       "      <td>1974</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>0094-6354</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>1974.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>https://www.aana.com/publications/aana-journal</td>\n",
       "      <td>Y</td>\n",
       "      <td>2162-5239</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26</td>\n",
       "      <td>101206716</td>\n",
       "      <td>Acta biochimica et biophysica Sinica</td>\n",
       "      <td>Acta Biochim Biophys Sin (Shanghai)</td>\n",
       "      <td>China</td>\n",
       "      <td>Shanghai</td>\n",
       "      <td>China Science Publishing &amp; Media Ltd.</td>\n",
       "      <td>2004</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>1745-7270</td>\n",
       "      <td>1672-9145</td>\n",
       "      <td>1672-9145</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2004.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>https://academic.oup.com/abbs</td>\n",
       "      <td>Y</td>\n",
       "      <td>1745-7270</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>28</td>\n",
       "      <td>101194794</td>\n",
       "      <td>Acta of bioengineering and biomechanics</td>\n",
       "      <td>Acta Bioeng Biomech</td>\n",
       "      <td>Poland</td>\n",
       "      <td>Wrocław</td>\n",
       "      <td>Oficyna Wydawnicza Politechniki Wrocławskiej</td>\n",
       "      <td>1999</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Irregular</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1509-409X</td>\n",
       "      <td>1509-409X</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2007.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.actabio.pwr.wroc.pl/archive.php</td>\n",
       "      <td>Y</td>\n",
       "      <td>1509-409X</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>30</td>\n",
       "      <td>101295064</td>\n",
       "      <td>Acta bio-medica : Atenei Parmensis</td>\n",
       "      <td>Acta Biomed</td>\n",
       "      <td>Italy</td>\n",
       "      <td>Fidenza, Parma</td>\n",
       "      <td>Mattioli 1885</td>\n",
       "      <td>2002</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Three no. a year</td>\n",
       "      <td>2531-6745</td>\n",
       "      <td>0392-4203</td>\n",
       "      <td>0392-4203</td>\n",
       "      <td>eng</td>\n",
       "      <td>Y</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.mattioli1885journals.com/index.php/actabiomedica/issue/archive</td>\n",
       "      <td>Y</td>\n",
       "      <td>2531-6745</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5268</td>\n",
       "      <td>9425197</td>\n",
       "      <td>Zhonghua yi xue yi chuan xue za zhi = Zhonghua yixue yichuanxue zazhi = Chinese journal of medical genetics</td>\n",
       "      <td>Zhonghua Yi Xue Yi Chuan Xue Za Zhi</td>\n",
       "      <td>China</td>\n",
       "      <td>Chengdu, Sichuan, P.R. China</td>\n",
       "      <td>Sichuan University</td>\n",
       "      <td>1992</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1003-9406</td>\n",
       "      <td>1003-9406</td>\n",
       "      <td>chi</td>\n",
       "      <td>N</td>\n",
       "      <td>1998.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>1003-9406</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5269</td>\n",
       "      <td>7511141</td>\n",
       "      <td>Zhonghua yi xue za zhi</td>\n",
       "      <td>Zhonghua Yi Xue Za Zhi</td>\n",
       "      <td>China</td>\n",
       "      <td>Beijing</td>\n",
       "      <td>Zhonghua yi xue hui</td>\n",
       "      <td>1960</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Semimonthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0376-2491</td>\n",
       "      <td>0376-2491</td>\n",
       "      <td>chi</td>\n",
       "      <td>N</td>\n",
       "      <td>1973.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0376-2491</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5270</td>\n",
       "      <td>7904962</td>\n",
       "      <td>Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]</td>\n",
       "      <td>Zhonghua Yu Fang Yi Xue Za Zhi</td>\n",
       "      <td>China</td>\n",
       "      <td>Beijing</td>\n",
       "      <td>Zhonghua yi xue hui</td>\n",
       "      <td>1967</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0253-9624</td>\n",
       "      <td>0253-9624</td>\n",
       "      <td>chi</td>\n",
       "      <td>N</td>\n",
       "      <td>1979.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0253-9624</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5271</td>\n",
       "      <td>7910681</td>\n",
       "      <td>Zhonghua zhong liu za zhi [Chinese journal of oncology]</td>\n",
       "      <td>Zhonghua Zhong Liu Za Zhi</td>\n",
       "      <td>China</td>\n",
       "      <td>Peking</td>\n",
       "      <td>Chinese Medical Association</td>\n",
       "      <td>1979</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bimonthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0253-3766</td>\n",
       "      <td>0253-3766</td>\n",
       "      <td>chi</td>\n",
       "      <td>N</td>\n",
       "      <td>1979.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>N</td>\n",
       "      <td>IM</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Y</td>\n",
       "      <td>0253-3766</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>Zoological science</td>\n",
       "      <td>Zoolog Sci</td>\n",
       "      <td>Japan</td>\n",
       "      <td>Tokyo, Japan</td>\n",
       "      <td>Zoological Society of Japan</td>\n",
       "      <td>1984</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly,</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>eng</td>\n",
       "      <td>N</td>\n",
       "      <td>2002.0</td>\n",
       "      <td>Y</td>\n",
       "      <td>Y</td>\n",
       "      <td>IM</td>\n",
       "      <td>http://www.bioone.org/loi/jzoo</td>\n",
       "      <td>Y</td>\n",
       "      <td>0289-0003</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>738 rows × 52 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID  \\\n",
       "1     101714112    \n",
       "3     0431420      \n",
       "26    101206716    \n",
       "28    101194794    \n",
       "30    101295064    \n",
       "...         ...    \n",
       "5268  9425197      \n",
       "5269  7511141      \n",
       "5270  7904962      \n",
       "5271  7910681      \n",
       "5274  8702287      \n",
       "\n",
       "                                                                                                            Title  \\\n",
       "1     A&A practice                                                                                                  \n",
       "3     AANA journal                                                                                                  \n",
       "26    Acta biochimica et biophysica Sinica                                                                          \n",
       "28    Acta of bioengineering and biomechanics                                                                       \n",
       "30    Acta bio-medica : Atenei Parmensis                                                                            \n",
       "...                                  ...                                                                            \n",
       "5268  Zhonghua yi xue yi chuan xue za zhi = Zhonghua yixue yichuanxue zazhi = Chinese journal of medical genetics   \n",
       "5269  Zhonghua yi xue za zhi                                                                                        \n",
       "5270  Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]                                       \n",
       "5271  Zhonghua zhong liu za zhi [Chinese journal of oncology]                                                       \n",
       "5274  Zoological science                                                                                            \n",
       "\n",
       "                                MedlineTA        Country  \\\n",
       "1     A A Pract                            United States   \n",
       "3     AANA J                               United States   \n",
       "26    Acta Biochim Biophys Sin (Shanghai)  China           \n",
       "28    Acta Bioeng Biomech                  Poland          \n",
       "30    Acta Biomed                          Italy           \n",
       "...           ...                            ...           \n",
       "5268  Zhonghua Yi Xue Yi Chuan Xue Za Zhi  China           \n",
       "5269  Zhonghua Yi Xue Za Zhi               China           \n",
       "5270  Zhonghua Yu Fang Yi Xue Za Zhi       China           \n",
       "5271  Zhonghua Zhong Liu Za Zhi            China           \n",
       "5274  Zoolog Sci                           Japan           \n",
       "\n",
       "                             Place  \\\n",
       "1     [Philadelphia, PA]             \n",
       "3     Park Ridge, Ill.               \n",
       "26    Shanghai                       \n",
       "28    Wrocław                        \n",
       "30    Fidenza, Parma                 \n",
       "...              ...                 \n",
       "5268  Chengdu, Sichuan, P.R. China   \n",
       "5269  Beijing                        \n",
       "5270  Beijing                        \n",
       "5271  Peking                         \n",
       "5274  Tokyo, Japan                   \n",
       "\n",
       "                                         Publisher PublicationFirstYear  \\\n",
       "1     Wolters Kluwer Health, Inc.                   2018                  \n",
       "3     American Association of Nurse Anesthetists    1974                  \n",
       "26    China Science Publishing & Media Ltd.         2004                  \n",
       "28    Oficyna Wydawnicza Politechniki Wrocławskiej  1999                  \n",
       "30    Mattioli 1885                                 2002                  \n",
       "...             ...                                  ...                  \n",
       "5268  Sichuan University                            1992                  \n",
       "5269  Zhonghua yi xue hui                           1960                  \n",
       "5270  Zhonghua yi xue hui                           1967                  \n",
       "5271  Chinese Medical Association                   1979                  \n",
       "5274  Zoological Society of Japan                   1984                  \n",
       "\n",
       "      PublicationEndYear         Frequency ISSN-Electronic ISSN-Print  \\\n",
       "1    NaN                  Biweekly          2575-3126       NaN         \n",
       "3    NaN                  Bimonthly         2162-5239       0094-6354   \n",
       "26   NaN                  Monthly           1745-7270       1672-9145   \n",
       "28   NaN                  Irregular         NaN             1509-409X   \n",
       "30   NaN                  Three no. a year  2531-6745       0392-4203   \n",
       "...   ..                               ...        ...             ...   \n",
       "5268 NaN                  Bimonthly         NaN             1003-9406   \n",
       "5269 NaN                  Semimonthly,      NaN             0376-2491   \n",
       "5270 NaN                  Bimonthly         NaN             0253-9624   \n",
       "5271 NaN                  Bimonthly         NaN             0253-3766   \n",
       "5274 NaN                  Monthly,          NaN             0289-0003   \n",
       "\n",
       "     ISSN-Linking Language TitleContinuationYN  IndexingStartDate  \\\n",
       "1     2575-3126    eng      Y                   2018.0              \n",
       "3     0094-6354    eng      N                   1974.0              \n",
       "26    1672-9145    eng      Y                   2004.0              \n",
       "28    1509-409X    eng      N                   2007.0              \n",
       "30    0392-4203    eng      Y                   2002.0              \n",
       "...         ...    ...     ..                      ...              \n",
       "5268  1003-9406    chi      N                   1998.0              \n",
       "5269  0376-2491    chi      N                   1973.0              \n",
       "5270  0253-9624    chi      N                   1979.0              \n",
       "5271  0253-3766    chi      N                   1979.0              \n",
       "5274  0289-0003    eng      N                   2002.0              \n",
       "\n",
       "     CurrentlyIndexedYN IndexOnlineYN IndexingSubset  \\\n",
       "1     Y                  Y             IM              \n",
       "3     Y                  Y             N               \n",
       "26    Y                  Y             IM              \n",
       "28    Y                  Y             IM              \n",
       "30    Y                  Y             IM              \n",
       "...  ..                 ..             ..              \n",
       "5268  Y                  N             IM              \n",
       "5269  Y                  N             IM              \n",
       "5270  Y                  N             IM              \n",
       "5271  Y                  N             IM              \n",
       "5274  Y                  Y             IM              \n",
       "\n",
       "                                                                                 IndexingSelectedURL  \\\n",
       "1     https://ovidsp.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=02054229-000000000-00000   \n",
       "3     https://www.aana.com/publications/aana-journal                                                   \n",
       "26    https://academic.oup.com/abbs                                                                    \n",
       "28    http://www.actabio.pwr.wroc.pl/archive.php                                                       \n",
       "30    http://www.mattioli1885journals.com/index.php/actabiomedica/issue/archive                        \n",
       "...                                                                         ...                        \n",
       "5268  NaN                                                                                              \n",
       "5269  NaN                                                                                              \n",
       "5270  NaN                                                                                              \n",
       "5271  NaN                                                                                              \n",
       "5274  http://www.bioone.org/loi/jzoo                                                                   \n",
       "\n",
       "     ReportedMedlineYN       ISSN sherpa_has_oa_path  embargo  \\\n",
       "1     Y                 2575-3126  NaN               NaN        \n",
       "3     Y                 2162-5239  NaN               NaN        \n",
       "26    Y                 1745-7270  NaN               NaN        \n",
       "28    Y                 1509-409X  NaN               NaN        \n",
       "30    Y                 2531-6745  NaN               NaN        \n",
       "...  ..                       ...  ...                ..        \n",
       "5268  Y                 1003-9406  NaN               NaN        \n",
       "5269  Y                 0376-2491  NaN               NaN        \n",
       "5270  Y                 0253-9624  NaN               NaN        \n",
       "5271  Y                 0253-3766  NaN               NaN        \n",
       "5274  Y                 0289-0003  NaN               NaN        \n",
       "\n",
       "      embargo_published_version  embargo_accepted_version sherpa_oa_green  \\\n",
       "1    NaN                        NaN                        NaN              \n",
       "3    NaN                        NaN                        NaN              \n",
       "26   NaN                        NaN                        NaN              \n",
       "28   NaN                        NaN                        NaN              \n",
       "30   NaN                        NaN                        NaN              \n",
       "...   ..                         ..                        ...              \n",
       "5268 NaN                        NaN                        NaN              \n",
       "5269 NaN                        NaN                        NaN              \n",
       "5270 NaN                        NaN                        NaN              \n",
       "5271 NaN                        NaN                        NaN              \n",
       "5274 NaN                        NaN                        NaN              \n",
       "\n",
       "     additional_oa_fee title_sherpa issne_sherpa issnp_sherpa  url  \\\n",
       "1     NaN               NaN          NaN          NaN          NaN   \n",
       "3     NaN               NaN          NaN          NaN          NaN   \n",
       "26    NaN               NaN          NaN          NaN          NaN   \n",
       "28    NaN               NaN          NaN          NaN          NaN   \n",
       "30    NaN               NaN          NaN          NaN          NaN   \n",
       "...   ...               ...          ...          ...          ...   \n",
       "5268  NaN               NaN          NaN          NaN          NaN   \n",
       "5269  NaN               NaN          NaN          NaN          NaN   \n",
       "5270  NaN               NaN          NaN          NaN          NaN   \n",
       "5271  NaN               NaN          NaN          NaN          NaN   \n",
       "5274  NaN               NaN          NaN          NaN          NaN   \n",
       "\n",
       "      publisher_id publisher_country publisher_type publisher_url  \\\n",
       "1    NaN            NaN               NaN            NaN            \n",
       "3    NaN            NaN               NaN            NaN            \n",
       "26   NaN            NaN               NaN            NaN            \n",
       "28   NaN            NaN               NaN            NaN            \n",
       "30   NaN            NaN               NaN            NaN            \n",
       "...   ..            ...               ...            ...            \n",
       "5268 NaN            NaN               NaN            NaN            \n",
       "5269 NaN            NaN               NaN            NaN            \n",
       "5270 NaN            NaN               NaN            NaN            \n",
       "5271 NaN            NaN               NaN            NaN            \n",
       "5274 NaN            NaN               NaN            NaN            \n",
       "\n",
       "     publisher_name sherpa_uri sherpa_created sherpa_last_modified  sherpa_id  \\\n",
       "1     NaN            NaN        NaN            NaN                 NaN          \n",
       "3     NaN            NaN        NaN            NaN                 NaN          \n",
       "26    NaN            NaN        NaN            NaN                 NaN          \n",
       "28    NaN            NaN        NaN            NaN                 NaN          \n",
       "30    NaN            NaN        NaN            NaN                 NaN          \n",
       "...   ...            ...        ...            ...                  ..          \n",
       "5268  NaN            NaN        NaN            NaN                 NaN          \n",
       "5269  NaN            NaN        NaN            NaN                 NaN          \n",
       "5270  NaN            NaN        NaN            NaN                 NaN          \n",
       "5271  NaN            NaN        NaN            NaN                 NaN          \n",
       "5274  NaN            NaN        NaN            NaN                 NaN          \n",
       "\n",
       "     DOAJ_pissn ISSN_old DOAJ_title DOAJ_eissn DOAJ_Seal DOAJ_date DOAJ_year  \\\n",
       "1     NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "3     NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "26    NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "28    NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "30    NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "...   ...        ...      ...        ...        ...       ...       ...        \n",
       "5268  NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "5269  NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "5270  NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "5271  NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "5274  NaN        NaN      NaN        NaN        NaN       NaN       NaN        \n",
       "\n",
       "     DOAJ_license DOAJ_author_holds_copyright_without_restrictions  \\\n",
       "1     NaN          NaN                                               \n",
       "3     NaN          NaN                                               \n",
       "26    NaN          NaN                                               \n",
       "28    NaN          NaN                                               \n",
       "30    NaN          NaN                                               \n",
       "...   ...          ...                                               \n",
       "5268  NaN          NaN                                               \n",
       "5269  NaN          NaN                                               \n",
       "5270  NaN          NaN                                               \n",
       "5271  NaN          NaN                                               \n",
       "5274  NaN          NaN                                               \n",
       "\n",
       "     DOAJ_last_updated DOAJ_APC DOAJ  \n",
       "1     NaN               NaN      NaN  \n",
       "3     NaN               NaN      NaN  \n",
       "26    NaN               NaN      NaN  \n",
       "28    NaN               NaN      NaN  \n",
       "30    NaN               NaN      NaN  \n",
       "...   ...               ...      ...  \n",
       "5268  NaN               NaN      NaN  \n",
       "5269  NaN               NaN      NaN  \n",
       "5270  NaN               NaN      NaN  \n",
       "5271  NaN               NaN      NaN  \n",
       "5274  NaN               NaN      NaN  \n",
       "\n",
       "[738 rows x 52 columns]"
      ]
     },
     "execution_count": 45,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# journals not in DOAJ and not in Sherpa\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] != 'yes')]"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Add DOAJ data to MeSH"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 46,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>MeshHeading</th>\n",
       "      <th>sherpa_id_x</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>sherpa_id_y</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>sherpa_oa_hybrid</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>History</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>9015384</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101637720</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>101714112</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Critical Care</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26785</td>\n",
       "      <td>21830020R</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26786</td>\n",
       "      <td>0233767</td>\n",
       "      <td>Dentistry</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26787</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Embryonic Development</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26788</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Fetal Development</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26789</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>26790 rows × 12 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "      NlmUniqueID            MeshHeading  sherpa_id_x sherpa_has_oa_path  \\\n",
       "0      9015384     History                1406.0       yes                 \n",
       "1      9015384     United Kingdom         1406.0       yes                 \n",
       "2      101637720   Anesthesiology        NaN           NaN                 \n",
       "3      101714112   Anesthesiology        NaN           NaN                 \n",
       "4      101269322   Critical Care          10921.0      yes                 \n",
       "...          ...             ...              ...      ...                 \n",
       "26785  21830020R   History of Medicine   NaN           NaN                 \n",
       "26786  0233767     Dentistry             NaN           NaN                 \n",
       "26787  9309124     Embryonic Development  2242.0       yes                 \n",
       "26788  9309124     Fetal Development      2242.0       yes                 \n",
       "26789  9309124     Zygote                 2242.0       yes                 \n",
       "\n",
       "       embargo  sherpa_id_y  embargo_published_version  \\\n",
       "0      24.0     1406.0      NaN                          \n",
       "1      24.0     1406.0      NaN                          \n",
       "2     NaN      NaN          NaN                          \n",
       "3     NaN      NaN          NaN                          \n",
       "4     NaN      NaN          NaN                          \n",
       "...    ..       ..           ..                          \n",
       "26785 NaN      NaN          NaN                          \n",
       "26786 NaN      NaN          NaN                          \n",
       "26787  6.0      2242.0      NaN                          \n",
       "26788  6.0      2242.0      NaN                          \n",
       "26789  6.0      2242.0      NaN                          \n",
       "\n",
       "       embargo_accepted_version sherpa_oa_green  sherpa_id additional_oa_fee  \\\n",
       "0      24.0                      yes             1406.0     yes                \n",
       "1      24.0                      yes             1406.0     yes                \n",
       "2     NaN                        NaN            NaN         NaN                \n",
       "3     NaN                        NaN            NaN         NaN                \n",
       "4     NaN                        NaN            NaN         NaN                \n",
       "...    ..                        ...             ..         ...                \n",
       "26785 NaN                        NaN            NaN         NaN                \n",
       "26786 NaN                        NaN            NaN         NaN                \n",
       "26787  6.0                       yes             2242.0     yes                \n",
       "26788  6.0                       yes             2242.0     yes                \n",
       "26789  6.0                       yes             2242.0     yes                \n",
       "\n",
       "      sherpa_oa_hybrid  \n",
       "0      hybrid or gold   \n",
       "1      hybrid or gold   \n",
       "2      NaN              \n",
       "3      NaN              \n",
       "4      NaN              \n",
       "...    ...              \n",
       "26785  NaN              \n",
       "26786  NaN              \n",
       "26787  hybrid or gold   \n",
       "26788  hybrid or gold   \n",
       "26789  hybrid or gold   \n",
       "\n",
       "[26790 rows x 12 columns]"
      ]
     },
     "execution_count": 46,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "MeshHeadings = pd.read_csv('data/temp/2023/merge_MeshHeadings_sherpa.tsv', encoding='utf-8', header=0, sep='\\t')\n",
    "MeshHeadings"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 47,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>BroadJournalHeading</th>\n",
       "      <th>sherpa_id_x</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>sherpa_id_y</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>sherpa_oa_hybrid</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101637720</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101714112</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Critical Care</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Nursing</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16386</td>\n",
       "      <td>0056272</td>\n",
       "      <td>Reproductive Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16387</td>\n",
       "      <td>0056272</td>\n",
       "      <td>Veterinary Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16388</td>\n",
       "      <td>21830020R</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16389</td>\n",
       "      <td>0233767</td>\n",
       "      <td>Dentistry</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16390</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Embryology</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>16391 rows × 12 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "      NlmUniqueID    BroadJournalHeading  sherpa_id_x sherpa_has_oa_path  \\\n",
       "0      9015384     History of Medicine    1406.0       yes                 \n",
       "1      101637720   Anesthesiology        NaN           NaN                 \n",
       "2      101714112   Anesthesiology        NaN           NaN                 \n",
       "3      101269322   Critical Care          10921.0      yes                 \n",
       "4      101269322   Nursing                10921.0      yes                 \n",
       "...          ...       ...                    ...      ...                 \n",
       "16386  0056272     Reproductive Medicine NaN           NaN                 \n",
       "16387  0056272     Veterinary Medicine   NaN           NaN                 \n",
       "16388  21830020R   History of Medicine   NaN           NaN                 \n",
       "16389  0233767     Dentistry             NaN           NaN                 \n",
       "16390  9309124     Embryology             2242.0       yes                 \n",
       "\n",
       "       embargo  sherpa_id_y  embargo_published_version  \\\n",
       "0      24.0     1406.0      NaN                          \n",
       "1     NaN      NaN          NaN                          \n",
       "2     NaN      NaN          NaN                          \n",
       "3     NaN      NaN          NaN                          \n",
       "4     NaN      NaN          NaN                          \n",
       "...    ..       ..           ..                          \n",
       "16386 NaN      NaN          NaN                          \n",
       "16387 NaN      NaN          NaN                          \n",
       "16388 NaN      NaN          NaN                          \n",
       "16389 NaN      NaN          NaN                          \n",
       "16390  6.0      2242.0      NaN                          \n",
       "\n",
       "       embargo_accepted_version sherpa_oa_green  sherpa_id additional_oa_fee  \\\n",
       "0      24.0                      yes             1406.0     yes                \n",
       "1     NaN                        NaN            NaN         NaN                \n",
       "2     NaN                        NaN            NaN         NaN                \n",
       "3     NaN                        NaN            NaN         NaN                \n",
       "4     NaN                        NaN            NaN         NaN                \n",
       "...    ..                        ...             ..         ...                \n",
       "16386 NaN                        NaN            NaN         NaN                \n",
       "16387 NaN                        NaN            NaN         NaN                \n",
       "16388 NaN                        NaN            NaN         NaN                \n",
       "16389 NaN                        NaN            NaN         NaN                \n",
       "16390  6.0                       yes             2242.0     yes                \n",
       "\n",
       "      sherpa_oa_hybrid  \n",
       "0      hybrid or gold   \n",
       "1      NaN              \n",
       "2      NaN              \n",
       "3      NaN              \n",
       "4      NaN              \n",
       "...    ...              \n",
       "16386  NaN              \n",
       "16387  NaN              \n",
       "16388  NaN              \n",
       "16389  NaN              \n",
       "16390  hybrid or gold   \n",
       "\n",
       "[16391 rows x 12 columns]"
      ]
     },
     "execution_count": 47,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "BroadJournalHeadings = pd.read_csv('data/temp/2023/merge_BroadJournalHeadings_sherpa.tsv', encoding='utf-8', header=0, sep='\\t')\n",
    "BroadJournalHeadings"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 48,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101714112</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101269322</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>0431420</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101223209</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5274</td>\n",
       "      <td>8702287</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5275</td>\n",
       "      <td>9435608</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5276</td>\n",
       "      <td>101300786</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5277</td>\n",
       "      <td>101179386</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>5278</td>\n",
       "      <td>9309124</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>5279 rows × 3 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "     NlmUniqueID DOAJ_Seal DOAJ\n",
       "0     9015384     NaN       NaN\n",
       "1     101714112   NaN       NaN\n",
       "2     101269322   NaN       NaN\n",
       "3     0431420     NaN       NaN\n",
       "4     101223209   NaN       NaN\n",
       "...         ...   ...       ...\n",
       "5274  8702287     NaN       NaN\n",
       "5275  9435608     NaN       NaN\n",
       "5276  101300786   NaN       NaN\n",
       "5277  101179386   NaN       NaN\n",
       "5278  9309124     NaN       NaN\n",
       "\n",
       "[5279 rows x 3 columns]"
      ]
     },
     "execution_count": 48,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pubmed_doaj = pubmed[['NlmUniqueID', 'DOAJ_Seal', 'DOAJ']]\n",
    "pubmed_doaj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 49,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>MeshHeading</th>\n",
       "      <th>sherpa_id_x</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>sherpa_id_y</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>sherpa_oa_hybrid</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>History</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>9015384</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101637720</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>101714112</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Critical Care</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26785</td>\n",
       "      <td>21830020R</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26786</td>\n",
       "      <td>0233767</td>\n",
       "      <td>Dentistry</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26787</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Embryonic Development</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26788</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Fetal Development</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>26789</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Zygote</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>26790 rows × 14 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "      NlmUniqueID            MeshHeading  sherpa_id_x sherpa_has_oa_path  \\\n",
       "0      9015384     History                1406.0       yes                 \n",
       "1      9015384     United Kingdom         1406.0       yes                 \n",
       "2      101637720   Anesthesiology        NaN           NaN                 \n",
       "3      101714112   Anesthesiology        NaN           NaN                 \n",
       "4      101269322   Critical Care          10921.0      yes                 \n",
       "...          ...             ...              ...      ...                 \n",
       "26785  21830020R   History of Medicine   NaN           NaN                 \n",
       "26786  0233767     Dentistry             NaN           NaN                 \n",
       "26787  9309124     Embryonic Development  2242.0       yes                 \n",
       "26788  9309124     Fetal Development      2242.0       yes                 \n",
       "26789  9309124     Zygote                 2242.0       yes                 \n",
       "\n",
       "       embargo  sherpa_id_y  embargo_published_version  \\\n",
       "0      24.0     1406.0      NaN                          \n",
       "1      24.0     1406.0      NaN                          \n",
       "2     NaN      NaN          NaN                          \n",
       "3     NaN      NaN          NaN                          \n",
       "4     NaN      NaN          NaN                          \n",
       "...    ..       ..           ..                          \n",
       "26785 NaN      NaN          NaN                          \n",
       "26786 NaN      NaN          NaN                          \n",
       "26787  6.0      2242.0      NaN                          \n",
       "26788  6.0      2242.0      NaN                          \n",
       "26789  6.0      2242.0      NaN                          \n",
       "\n",
       "       embargo_accepted_version sherpa_oa_green  sherpa_id additional_oa_fee  \\\n",
       "0      24.0                      yes             1406.0     yes                \n",
       "1      24.0                      yes             1406.0     yes                \n",
       "2     NaN                        NaN            NaN         NaN                \n",
       "3     NaN                        NaN            NaN         NaN                \n",
       "4     NaN                        NaN            NaN         NaN                \n",
       "...    ..                        ...             ..         ...                \n",
       "26785 NaN                        NaN            NaN         NaN                \n",
       "26786 NaN                        NaN            NaN         NaN                \n",
       "26787  6.0                       yes             2242.0     yes                \n",
       "26788  6.0                       yes             2242.0     yes                \n",
       "26789  6.0                       yes             2242.0     yes                \n",
       "\n",
       "      sherpa_oa_hybrid DOAJ_Seal DOAJ  \n",
       "0      hybrid or gold   NaN       NaN  \n",
       "1      hybrid or gold   NaN       NaN  \n",
       "2      NaN              NaN       NaN  \n",
       "3      NaN              NaN       NaN  \n",
       "4      NaN              NaN       NaN  \n",
       "...    ...              ...       ...  \n",
       "26785  NaN              NaN       NaN  \n",
       "26786  NaN              NaN       NaN  \n",
       "26787  hybrid or gold   NaN       NaN  \n",
       "26788  hybrid or gold   NaN       NaN  \n",
       "26789  hybrid or gold   NaN       NaN  \n",
       "\n",
       "[26790 rows x 14 columns]"
      ]
     },
     "execution_count": 49,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "MeshHeadings = pd.merge(MeshHeadings, pubmed_doaj, on='NlmUniqueID', how='left')\n",
    "MeshHeadings"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 50,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NlmUniqueID</th>\n",
       "      <th>BroadJournalHeading</th>\n",
       "      <th>sherpa_id_x</th>\n",
       "      <th>sherpa_has_oa_path</th>\n",
       "      <th>embargo</th>\n",
       "      <th>sherpa_id_y</th>\n",
       "      <th>embargo_published_version</th>\n",
       "      <th>embargo_accepted_version</th>\n",
       "      <th>sherpa_oa_green</th>\n",
       "      <th>sherpa_id</th>\n",
       "      <th>additional_oa_fee</th>\n",
       "      <th>sherpa_oa_hybrid</th>\n",
       "      <th>DOAJ_Seal</th>\n",
       "      <th>DOAJ</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <td>0</td>\n",
       "      <td>9015384</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>24.0</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>1406.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>1</td>\n",
       "      <td>101637720</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>2</td>\n",
       "      <td>101714112</td>\n",
       "      <td>Anesthesiology</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>3</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Critical Care</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>4</td>\n",
       "      <td>101269322</td>\n",
       "      <td>Nursing</td>\n",
       "      <td>10921.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16386</td>\n",
       "      <td>0056272</td>\n",
       "      <td>Reproductive Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16387</td>\n",
       "      <td>0056272</td>\n",
       "      <td>Veterinary Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16388</td>\n",
       "      <td>21830020R</td>\n",
       "      <td>History of Medicine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16389</td>\n",
       "      <td>0233767</td>\n",
       "      <td>Dentistry</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <td>16390</td>\n",
       "      <td>9309124</td>\n",
       "      <td>Embryology</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>6.0</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>2242.0</td>\n",
       "      <td>yes</td>\n",
       "      <td>hybrid or gold</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>16391 rows × 14 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "      NlmUniqueID    BroadJournalHeading  sherpa_id_x sherpa_has_oa_path  \\\n",
       "0      9015384     History of Medicine    1406.0       yes                 \n",
       "1      101637720   Anesthesiology        NaN           NaN                 \n",
       "2      101714112   Anesthesiology        NaN           NaN                 \n",
       "3      101269322   Critical Care          10921.0      yes                 \n",
       "4      101269322   Nursing                10921.0      yes                 \n",
       "...          ...       ...                    ...      ...                 \n",
       "16386  0056272     Reproductive Medicine NaN           NaN                 \n",
       "16387  0056272     Veterinary Medicine   NaN           NaN                 \n",
       "16388  21830020R   History of Medicine   NaN           NaN                 \n",
       "16389  0233767     Dentistry             NaN           NaN                 \n",
       "16390  9309124     Embryology             2242.0       yes                 \n",
       "\n",
       "       embargo  sherpa_id_y  embargo_published_version  \\\n",
       "0      24.0     1406.0      NaN                          \n",
       "1     NaN      NaN          NaN                          \n",
       "2     NaN      NaN          NaN                          \n",
       "3     NaN      NaN          NaN                          \n",
       "4     NaN      NaN          NaN                          \n",
       "...    ..       ..           ..                          \n",
       "16386 NaN      NaN          NaN                          \n",
       "16387 NaN      NaN          NaN                          \n",
       "16388 NaN      NaN          NaN                          \n",
       "16389 NaN      NaN          NaN                          \n",
       "16390  6.0      2242.0      NaN                          \n",
       "\n",
       "       embargo_accepted_version sherpa_oa_green  sherpa_id additional_oa_fee  \\\n",
       "0      24.0                      yes             1406.0     yes                \n",
       "1     NaN                        NaN            NaN         NaN                \n",
       "2     NaN                        NaN            NaN         NaN                \n",
       "3     NaN                        NaN            NaN         NaN                \n",
       "4     NaN                        NaN            NaN         NaN                \n",
       "...    ..                        ...             ..         ...                \n",
       "16386 NaN                        NaN            NaN         NaN                \n",
       "16387 NaN                        NaN            NaN         NaN                \n",
       "16388 NaN                        NaN            NaN         NaN                \n",
       "16389 NaN                        NaN            NaN         NaN                \n",
       "16390  6.0                       yes             2242.0     yes                \n",
       "\n",
       "      sherpa_oa_hybrid DOAJ_Seal DOAJ  \n",
       "0      hybrid or gold   NaN       NaN  \n",
       "1      NaN              NaN       NaN  \n",
       "2      NaN              NaN       NaN  \n",
       "3      NaN              NaN       NaN  \n",
       "4      NaN              NaN       NaN  \n",
       "...    ...              ...       ...  \n",
       "16386  NaN              NaN       NaN  \n",
       "16387  NaN              NaN       NaN  \n",
       "16388  NaN              NaN       NaN  \n",
       "16389  NaN              NaN       NaN  \n",
       "16390  hybrid or gold   NaN       NaN  \n",
       "\n",
       "[16391 rows x 14 columns]"
      ]
     },
     "execution_count": 50,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "BroadJournalHeadings = pd.merge(BroadJournalHeadings, pubmed_doaj, on='NlmUniqueID', how='left')\n",
    "BroadJournalHeadings"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Exports"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "metadata": {
    "scrolled": false
   },
   "outputs": [],
   "source": [
    "# exports csv\n",
    "pubmed.to_csv('data/temp/2023/merge_pubmed_sherpa_doaj.tsv', sep='\\t', encoding='utf-8', index=False)\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] == 'yes')].to_csv('data/temp/2023/pubmed_doaj_not_in_sherpa.tsv', sep='\\t', encoding='utf-8', index=False)\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] != 'yes')].to_csv('data/temp/2023/pubmed_not_in_doaj_and_not_in_sherpa.tsv', sep='\\t', encoding='utf-8', index=False)\n",
    "MeshHeadings.to_csv('data/temp/2023/merge_MeshHeadings_sherpa_doaj.tsv', sep='\\t', encoding='utf-8', index=False)\n",
    "BroadJournalHeadings.to_csv('data/temp/2023/merge_BroadJournalHeadings_sherpa_doaj.tsv', sep='\\t', encoding='utf-8', index=False)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 52,
   "metadata": {},
   "outputs": [],
   "source": [
    "# exports excel\n",
    "pubmed.to_excel('data/temp/2023/merge_pubmed_sherpa_doaj.xlsx', index=False)\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] == 'yes')].to_excel('data/temp/2023/pubmed_doaj_not_in_sherpa.xlsx', index=False)\n",
    "pubmed.loc[(pubmed['sherpa_id'].isna()) & (pubmed['DOAJ'] != 'yes')].to_excel('data/temp/2023/pubmed_not_in_doaj_and_not_in_sherpa.xlsx', index=False)\n",
    "MeshHeadings.to_excel('data/temp/2023/merge_MeshHeadings_sherpa_doaj.xlsx', index=False)\n",
    "BroadJournalHeadings.to_excel('data/temp/2023/merge_BroadJournalHeadings_sherpa_doaj.xlsx', index=False)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.7.4"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}