Atrial septal defect: an unusual case with two separate defects.
D006328:Cardiac Catheterization; D002648:Child; D003287:Contrast Media; D004452:Echocardiography / Q000379:methods; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged
D003287:Contrast Media