About: http://webisa.webdatacommons.org/430186617

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Wild type 2 poliovirus had been stamped out worldwide the previous year, while poliovirus types 1 and 3 had been confined to a few hundred cases.
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com