[Open heart surgery---1,000 cases].
D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006330:Heart Defects, Congenital / Q000401:mortality / Q000601:surgery*; D006331:Heart Diseases / Q000401:mortality / Q000601:surgery*; D006801:Humans; D007223:Infant