The vectorcardiogram in the differential diagnosis of atrial septal defect in children.
D003937:Diagnosis, Differential; D006343:Heart Septal Defects; D006344:Heart Septal Defects, Atrial; D006346:Heart Septum / Q000002:abnormalities*; D014672:Vectorcardiography
HEART SEPTUM/abnormalities; VECTORCARDIOGRAPHY