PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, birth control pills can contain synthetic forms of both hormones or progesterone (progestin) only.
http://www.w3.org/ns/prov#wasQuotedFrom
  • reproductivefacts.org