PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The most common causes of Dry Eye Syndrome are ocular surgery, environmental factors such as dust and pollutants, and hormonal changes associated with menopause.
http://www.w3.org/ns/prov#wasQuotedFrom
  • biospace.com