<http://schema.org/description>
"Nanotechnology may help an old drug -- arsenic trioxide -- fight aggressive breast cancer, U.S. researchers say."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2010/07/15/Arsenic-may-help-treat-breast-cancer/UPI-96421279232601/>