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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Arsphenamine, also known as Salvarsan or compound 606, is a drug that was introduced at the beginning of the 1910s as the first effective treatment for syphilis, and was also used to treat trypanosomiasis.[2] This organoarsenic compound was the first modern chemotherapeutic agent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org