PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Condom Use (0-4) [ Time Frame: 3-month follow up ] [ Designated as safety issue: No ]Participants were asked: In the past week, how much of the time did you use a condom or other latex protection when you had oral, anal, or vaginal sex? and rated on scale of 0 to 4, with indicating greater condom use.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clinicaltrials.gov