PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ed without being bothered by healthy problems; 1=performed although bothered by health problems; 2=not performed because of health problems; 3=not performed for reasons other than health problems).
http://www.w3.org/ns/prov#wasQuotedFrom
  • clinicaltrials.gov