The left sided components of the first heart sound. A preliminary communication.
D006328:Cardiac Catheterization; D004562:Electrocardiography; D006321:Heart / Q000502:physiology; D006326:Heart Auscultation; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000503:physiopathology / Q000601:surgery; D008946:Mitral Valve Stenosis / Q000503:physiopathology / Q000601:surgery; D010701:Phonocardiography