PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There remains considerable controversy, however, as to its safety, particularly in breast cancer survivors due to purported estrogenic effects [9].
http://www.w3.org/ns/prov#wasQuotedFrom
  • plos.org