title: NORMAN CHEVERS. A DESCRIPTION OF CONGENITAL ABSENCE OF PULMONARY VALVES AND SUPRAVALVULAR AORTIC STENOSIS IN THE 1840'S.
mesh_terms: D021921:Aortic Stenosis, Supravalvular; D001024:Aortic Valve Stenosis; D002309:Cardiology; D006330:Heart Defects, Congenital; D049672:History, 19th Century; D011664:Pulmonary Valve
keywords: AORTIC VALVE STENOSIS; BIOGRAPHIES; CARDIOLOGY; HEART DEFECTS, CONGENITAL; HISTORY; HISTORY OF MEDICINE, 19TH CENT.