PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The European School Survey Project on Alcohol and Other Drugs (ESPAD) examines drug-taking behaviors of secondary school students who are 15??16 years old, collecting comparable data on alcohol, tobacco, and other drug use.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scielosp.org