PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Researchers say the profile of a recreational prescription opioid user is very different from the heroin consumer, with less involvement in street-based drug-trafficking and other drugs such as cocaine.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationalpainreport.com