About: http://webisa.webdatacommons.org/18648830

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	Because some cancers, especially breast cancers, require estrogen to grow and spread, drugs that block estrogen production are often used to treat the disease.
http://www.w3.org/ns/prov#wasQuotedFrom	sciencedaily.com