PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Whether the observed increased risk was due to Parkinson???s disease or other factors, such as drugs used to treat Parkinson???s disease, is unclear.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drugs.com