<http://schema.org/headline>
"A.M. Vitals: Bristol-Myers Squibb&amp;#8217;s Melanoma Drug Improves Survival"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/health/2011/03/22/a-m-vitals-bristol-myers-squibbs-melanoma-drug-improves-survival/>