PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gaining and maintaining regulatory approval of medical devices and materials, such as Hydroxyapatite (HA) can be a fraught, lengthy and complex process.
http://www.w3.org/ns/prov#wasQuotedFrom
  • biospace.com