The vectorcardiogram and electrocardiogram in ventricular septal defect, with special reference to the diagnosis of combined ventricular hypertrophy.
D006332:Cardiomegaly / Q000175:diagnosis*; D018376:Cardiovascular Abnormalities; D004562:Electrocardiography; D006343:Heart Septal Defects; D006345:Heart Septal Defects, Ventricular; D006346:Heart Septum / Q000002:abnormalities*; D006801:Humans; D014672:Vectorcardiography
ELECTROCARDIOGRAPHY; HEART ENLARGEMENT/diagnosis; HEART SEPTUM/abnormalities; VECTORCARDIOGRAPHY