Congestive heart failure in children with atrial septal defect.
D002648:Child; D002675:Child, Preschool; D006333:Heart Failure / Q000209:etiology*; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000601:surgery*; D006801:Humans; D007223:Infant; D011183:Postoperative Complications; D011379:Prognosis; D013902:Radiography, Thoracic