It has three main components, which are accessible only through the Add-Ins tab. These are Pubmed, CiteManager, and RefManager

It has three main components, which are accessible only through the Add-Ins tab. These are Pubmed, CiteManager, and RefManager. Clicking these buttons opens taskpanes (1) . If taskpanes don’t showup, click This Window button (2) to associate taskpanes with current word window. Only one word window can have these taskpanes associated with it, so if you press This Window button, it will close these taskpanes in another windows and open it in this window.
Pressing the corner button (tag C) displays version number and any maintains errors log for the session (3)