About: http://webisa.webdatacommons.org/133138125

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	Follow up variables including treatment, survival, and treatment toxicity data were collected prospectively (18).
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov