PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Canfield Mark A - - 2006 BACKGROUND: In the United States, birth defects affect approximately 3% of all births, are a leading cause of infant mortality, and contribute substantially to childhood morbidity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • biomedsearch.com