PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cost-of-illness (COI) studies identify two main categories of cost: 1) direct costs, for which payments are made, and 2) indirect costs, for which resources are lost (5).In the present study, we used various data sources, including published scientific literature and government reports and documents to estimate the economic burden of schizophrenia.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov