title: Development and use of the stethoscope in diagnosing cardiac disease.
authors.affiliation: Johns Hopkins Medical School, Baltimore, Maryland.
authors.forename: L
authors.initials: L
authors.lastname: Chang
mesh_terms: D002309:Cardiology / Q000295:instrumentation / Q000379:methods / Q000639:trends; D004867:Equipment Design; D005602:France; D006326:Heart Auscultation / Q000266:history* / Q000295:instrumentation; D006331:Heart Diseases / Q000175:diagnosis*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans