PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The method can be utilized for medical procedures requiring the provision of heated and humidified gas, which gas is chosen according to the procedure, i.e. endoscopy, to be performed and can be any medically useful gas, such as carbon dioxide, oxygen, nitrous oxide, argon, helium, nitrogen and room air and other inert gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • epo.org