title: THE RELATION OF THE APICAL SYSTOLIC MURMUR TO MITRAL VALVE DISEASE.
mesh_terms: D006328:Cardiac Catheterization; D004562:Electrocardiography; D006326:Heart Auscultation; D006349:Heart Valve Diseases; D006801:Humans; D008943:Mitral Valve; D008944:Mitral Valve Insufficiency; D008946:Mitral Valve Stenosis; D010701:Phonocardiography; D013902:Radiography, Thoracic; D054160:Systolic Murmurs
keywords: ELECTROCARDIOGRAPHY; HEART AUSCULTATION; HEART CATHETERIZATION; MITRAL VALVE INSUFFICIENCY; MITRAL VALVE STENOSIS; PHONOCARDIOGRAPHY; THORACIC RADIOGRAPHY