<http://schema.org/url>
<http://www.fiercebiotech.com/story/pfizer-cancer-drug-takes-big-step-toward-fateful-fda-decision/2011-05-17>
<http://www.fiercebiotech.com/story/pfizer-cancer-drug-takes-big-step-toward-fateful-fda-decision/2011-05-17>