PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are treatments for reducing intense anxiety, such as Valium and related drugs, but these drugs have unwanted side effects that may be especially distressing for people already taking medication for pain control and seeking to remain clear-headed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clinicaltrials.gov