The electrocardiogram in ventricular septal defect.
D002648:Child; D004562:Electrocardiography; D006343:Heart Septal Defects; D006345:Heart Septal Defects, Ventricular; D006346:Heart Septum / Q000002:abnormalities*; D007223:Infant
ELECTROCARDIOGRAPHY/in infancy and childhood; HEART SEPTUM/abnormalities