PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • PET is used mainly to study patients with cancer, heart disease and neurodegenerative disorders such as Parkinson???s and Alzheimer???s diseases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unl.edu