<http://schema.org/headline>
"Nanoparticles Could Lead to Stronger Drugs, Fewer Side Effects for Cancer Patients"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.technologyreview.com/news/429015/nanoparticles-could-lead-to-stronger-drugs-fewer-side-effects-for-cancer-patients/>