<http://schema.org/target>
"http://www.news-medical.net/search.aspx?q={search_query}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.news-medical.net/news/20131031/Black-women-with-vitamin-D-deficiency-during-pregnancy-more-likely-to-deliver-preterm-babies.aspx>