"For adoption of new technologies in science, it has to be an order of magnitude more useful than current tools. We just don’t have the time to waste learning new tools that only marginally increase our productivity." Discussion: http://friendfeed.com/science-2-0/bceaea67/scientists-still-not-joining-social-networks
This page displays the number of entries (articles) in PubMed (Medline) published every year, that conform to search strategy (such as a phrase) you enter.