[Phonocardiography of congenital heart disease. IV. Interventricular communications].
D006330:Heart Defects, Congenital; D006346:Heart Septum; D006352:Heart Ventricles; D006801:Humans; D010701:Phonocardiography; D054088:Ventricular Septum
HEART DEFECTS, CONGENITAL; HEART SEPTUM, VENTRICULAR; PHONOCARDIOGRAPHY