title: Lancet.
authors.forename: Bill
authors.initials: B
authors.lastname: Bynum
authors.forename: Helen
authors.initials: H
authors.lastname: Bynum
mesh_terms: D001815:Bloodletting / Q000266:history / Q000295:instrumentation; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D018962:Phlebotomy / Q000266:history / Q000295:instrumentation*; D013525:Surgical Instruments / Q000266:history*