PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Approximately 80 percent of people with psoriatic arthritis experience changes to the nails including pitting, thickening and/or separation from the nail bed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • arthritistoday.org