Spontaneous closure of ventricular septal defect.
D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis; D006801:Humans; D007223:Infant; D008297:Male; D012075:Remission, Spontaneous