PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Numerous medical organizations, such as the American College of Obstetricians and Gynecologists have pointed out that dangerous medical conditions that may threaten a woman's health are not always apparent before 20 weeks.
http://www.w3.org/ns/prov#wasQuotedFrom
  • votesmart.org