PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Several vaccine candidates against ETEC are currently in various phases of research and development, including a number of ongoing clinical trials.[8] The World Health Organization recommends further research into the development of a vaccine against ETEC.[1]
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org