PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some researchers believe that these are overlapping disorders or disease variants representing a spectrum of malformations caused by environmental or other factors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • rarediseases.org