The electrocardiogram in interatrial septal defect.
D004562:Electrocardiography; D006330:Heart Defects, Congenital; D006343:Heart Septal Defects; D006344:Heart Septal Defects, Atrial; D006346:Heart Septum / Q000002:abnormalities*
CARDIAC SEPTUM/abnormalities; ELECTROCARDIOGRAPHY