PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Keeping track of your symptoms is a good idea, there are trackers here that may help you with this, the link is below:
http://www.w3.org/ns/prov#wasQuotedFrom
  • medhelp.org