About: http://webisa.webdatacommons.org/321179378

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	First, clinical events such as mortality, loss to follow-up, and toxicity could be subject to confounding.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com