About: http://webisa.webdatacommons.org/416098969

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	Data are mainly retrospective and from randomized studies based on few cases that had minimal follow-up.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov