PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Earlier studies have indicated that metformin may have a preventive effect against liver cancer as well as colorectal cancer and several other types of cancer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chronicliverdisease.org