title: [Valvulotomy and valvulectomy. Long-term results after surgical treatment of severe pulmonary valve stenosis in patients under 2 years].
mesh_terms: D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D011666:Pulmonary Valve Stenosis / Q000503:physiopathology / Q000601:surgery*
vernacular_title: Valvulotomia e valvectomia. Risultati a distanza dopo trattamento chirurgico della stenosi valvolare polmonare severa sotto i due anni di vita.