PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The cause of Serpiginous choroiditis is unknown but conditions such as Tuberculosis can look remarkably similar and need to be excluded.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cataract.org.uk