<http://schema.org/headline>
"Occurrence of pharmaceuticals, hormones, and organic wastewater compounds in Pennsylvania waters, 2006-09 Report Released"^^<http://www.w3.org/2001/XMLSchema#string>
<http://extension.psu.edu/natural-resources/water/news/2012/occurrence-of-pharmaceuticals-hormones-and-organic-wastewater-compounds-in-pennsylvania-waters-2006-09-report-released>