PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Preventive vaccines have been developed for many diseases, including, for example, whooping cough, measles, mumps, influenza, and hepatitis B. Some preventive vaccines may also prevent a disease from taking hold if given immediately after infection, such as vaccines for rabies, smallpox and hepatitis.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clinicaltrials.gov