PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The presentation will also briefly describe the various types and phases of clinical trials and the background and current status of trial registration and reporting.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nnlm.gov