<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Health_News/2013/01/28/Hand-sanitizers-wont-kill-norovirus/64081359407287/>
<http://www.upi.com/Health_News/2013/01/28/Hand-sanitizers-wont-kill-norovirus/UPI-64081359407287/>