<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.genengnews.com/Login.aspx?ReturnURL=%2Fgen-news-highlights%2Fcell-surface-marker-identified-to-isolate-cardiomyocytes-derived-from-human-pluripotent-stem-cel%2F81245855%2F%3Fkwrd%3DUniversity%2520of%2520Toronto>