PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • MedPage Today: Researchers at the Associate Professional Sleep Societies Meeting report on a survey of 5,296 police officers in North America, which found that 38.8% of active-duty officers suffer from sleep disorders including sleep apnea, insomnia, restless legs syndrome, and narcolepsy.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com