Isolated ventricular septal defect: an evaluation of the need for surgical treatment by means of our knowledge of the natural history of the disease.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006345:Heart Septal Defects, Ventricular / Q000601:surgery*; D006801:Humans; D011379:Prognosis