update documentaiton link

Author: adam3smith

british-journal-of-anaesthesia.csl

@@ -6,7 +6,7 @@
     <id>http://www.zotero.org/styles/british-journal-of-anaesthesia</id>
     <link href="http://www.zotero.org/styles/british-journal-of-anaesthesia" rel="self"/>
     <link href="http://www.zotero.org/styles/vancouver" rel="template"/>
-    <link href="http://www.oxfordjournals.org/our_journals/bjaint/for_authors/index.html" rel="documentation"/>
+    <link href="https://bjanaesthesia.org/content/authorinfo" rel="documentation"/>
     <author>
       <name>Charles Parnot</name>
       <uri>http://twitter.com/cparnot</uri>