About: http://webisa.webdatacommons.org/267815612

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	Sigmoidoscopy is also used as a screening tool for colon cancer, evidence of polyps, Crohn's disease, and other problems.
http://www.w3.org/ns/prov#wasQuotedFrom	whsobgyn.com