<http://schema.org/url>
<http://blogs.wsj.com/health/2011/03/22/a-m-vitals-bristol-myers-squibbs-melanoma-drug-improves-survival/>
<http://blogs.wsj.com/health/2011/03/22/a-m-vitals-bristol-myers-squibbs-melanoma-drug-improves-survival/>