Postoperative changes in the electrocardiogram in congenital heart disease. I. Pure pulmonary stenosis.
D003251:Constriction, Pathologic; D004562:Electrocardiography; D006330:Heart Defects, Congenital; D006801:Humans; D011666:Pulmonary Valve Stenosis / Q000601:surgery*
ELECTROCARDIOGRAPHY; PULMONARY STENOSIS/surgery