PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the conventional centrifugation process, the body fluid, such as blood, is placed in an elongated tube, such as a test tube or a specifically designed centrifuge tube, and the tube subjected to a centrifugal force to separate the cells from the serum fraction.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com