PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Polysomnography (PSG), generally conducted in a hospital or in a standalone sleep laboratory facility, is considered as the most comprehensive sleep study, indicated for the diagnosis of nocturnal breathing disorders, neurological disorders such as narcolepsy and restless leg syndrome and parasomnia.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sleepscholar.com