title: Waterston anastomosis. Comparison of results of operation berfore and after age 6 months.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001013:Aorta, Thoracic / Q000601:surgery*; D002648:Child; D002675:Child, Preschool; D004374:Ductus Arteriosus, Patent / Q000601:surgery; D006330:Heart Defects, Congenital / Q000601:surgery*; D006344:Heart Septal Defects, Atrial / Q000601:surgery; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011651:Pulmonary Artery / Q000601:surgery*; D011666:Pulmonary Valve Stenosis / Q000601:surgery; D013771:Tetralogy of Fallot / Q000601:surgery; D014188:Transposition of Great Vessels / Q000601:surgery; D014261:Tricuspid Valve / Q000002:abnormalities