Update index.md

input/pagecontent/index.md

@@ -10,4 +10,8 @@ This implementation guide provides guidance that is derived from the following W
   * [WHO Guidelines for the Treatment of Neisseria gonorrhoeae](https://www.who.int/maternal_child_adolescent/documents/9789241599962/en/)
   * [Comprehensive cervical cancer control: A guide to essential practice - Second edition](https://www.who.int/reproductivehealth/publications/cancers/cervical-cancer-guide/en/)
 
+For a complete listing of the artifacts defined in this implementation guide, refer to the [Artifact Index](artifacts.html).
+
+Implementation content, as well as a complete offline copy of this implementation guide can be found on the [Downloads](downloads.html) page.
+
 Note that the content of this implementation guide is draft material that has not yet been tested or validated for use in production environments.