Secundum atrial septal defects. Results of open surgical repair.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D008875:Middle Aged; D011183:Postoperative Complications / Q000401:mortality; D011859:Radiography