PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accumulating evidence indicated that many types of cancer, including leukemia, originate from and are maintained by a small of cancer stem/progenitor cells.
http://www.w3.org/ns/prov#wasQuotedFrom
  • plos.org