PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thimerosal is a preservative that has been used in some vaccines since the 1930???s, when it was first introduced by Eli Lilly Company.
http://www.w3.org/ns/prov#wasQuotedFrom
  • consumerist.com