PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Depression is also a costly disease: in 1990 it was estimated that in the United States alone the cost of depression approached $44 billion, including direct costs for medication, physician services, etc., as well as indirect costs such as increased morbidity, excessive absenteeism, and reduced productivity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • psychiatrist.com