PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • at treatments without active ingredients can relieve pain and other symptoms, and the underlying mechanisms are increasingly understood.96 The context and meaning of a placebo treatment are more important than the placebo vehicle itself.4,97 However, the context and meaning of surgery, for example, differ considerably from those of an oral drug.
http://www.w3.org/ns/prov#wasQuotedFrom
  • jamanetwork.com