Effect of cardiac surgery on exercise performance.
D004374:Ductus Arteriosus, Patent / Q000601:surgery; D005080:Exercise Test; D005500:Follow-Up Studies; D006330:Heart Defects, Congenital / Q000601:surgery*; D006343:Heart Septal Defects / Q000601:surgery; D006349:Heart Valve Diseases / Q000601:surgery; D006801:Humans; D006976:Hypertension, Pulmonary; D005082:Physical Exertion