title: Twelve eponymous signs of aortic regurgitation, one of which was named after a patient instead of a physician.
authors.forename: Tsung O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D001022:Aortic Valve Insufficiency / Q000175:diagnosis / Q000266:history*; D004850:Eponyms; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans