About: http://webisa.webdatacommons.org/431962779

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	Indeed, cancer is a difficult problem even for a capable physician and his efforts to prolong a patient???s life can often be in vain.
http://www.w3.org/ns/prov#wasQuotedFrom	health-rxweb.net