<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<http://www.genengnews.com/Login.aspx?ReturnURL=%2Fgen-articles%2Fnew-strategies-tackle-sirna-therapeutic-delivery-issues%2F3626%2F%3Fpage%3D1>