PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Such fillers include, for example, calcium oxide, magnesium oxide, calcium fluoride, calcium carbonate, collagen, alpha-tricalcium phosphate, beta-tricalcium phosphate, hydroxyapatite, calcium phosphate apatite, bioglass and other calcium phosphate-containing ceramics and the like and mixtures thereof.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es