About: http://webisa.webdatacommons.org/20113134

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	numerous challenges, most notably the lack of highly reliable program listings.
http://www.w3.org/ns/prov#wasQuotedFrom	pubmedcentralcanada.ca