<http://schema.org/description>
"Researchers are working on a vaccine that might one day prevent norovirus, which has made many cruise ship passengers in the United States ill."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2011/12/10/Vaccine-may-prevent-cruise-ship-virus/UPI-77011323550220/?spt=hs&or=hn>