title: [Long-term postoperative problems following the closure of ventricular septal defects].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis; D006345:Heart Septal Defects, Ventricular / Q000601:surgery*; D006801:Humans; D007223:Infant; D011183:Postoperative Complications / Q000175:diagnosis*; D013771:Tetralogy of Fallot / Q000601:surgery*