PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Researchers controlled statistically for smoking, drinking, degree of overweight, age at first childbirth, family history of breast cancer, age at menarche and menopause and other habits and conditions that might bias the outcome.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com