Spontaneous functional closure of symptomatic atrial septal defects.
D001724:Birth Weight; D001835:Body Weight; D006328:Cardiac Catheterization; D006332:Cardiomegaly; D002675:Child, Preschool; D002932:Cineangiography; D004562:Electrocardiography; D005260:Female; D006344:Heart Septal Defects, Atrial; D006801:Humans; D007223:Infant; D008297:Male; D013902:Radiography, Thoracic; D012131:Respiratory Insufficiency