Open heart surgery in infancy.
D006330:Heart Defects, Congenital / Q000601:surgery*; D006343:Heart Septal Defects / Q000601:surgery; D006801:Humans; D007223:Infant; D011300:Preoperative Care; D013771:Tetralogy of Fallot / Q000601:surgery; D014188:Transposition of Great Vessels / Q000601:surgery