TY - GEN AU - Luisada,A A AU - MacCanon,D M AU - Coleman,B AU - Feigen,L P TI - New studies on the first heart sound SN - 0002-9149 PY - 1971///0930 KW - Acoustics KW - Animals KW - Aorta KW - physiology KW - Aortic Valve KW - Aortic Valve Insufficiency KW - physiopathology KW - Atrial Fibrillation KW - Blood Pressure KW - Cardiac Catheterization KW - Cardiomegaly KW - Cineangiography KW - Dilatation KW - complications KW - Dogs KW - Electrocardiography KW - Heart KW - Heart Auscultation KW - Heart Block KW - Heart Ventricles KW - Humans KW - Hypertrophy KW - Mitral Valve KW - Mitral Valve Insufficiency KW - Mitral Valve Stenosis KW - Myocardial Infarction KW - Phonocardiography KW - Sound KW - Thorax KW - Transducers KW - Tricuspid Valve KW - Ventricular Function KW - Vibration N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0002-9149(71)90362-6 ER -