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3. Treatment of some particular difficult cases of anus prostaticus by means of abdomino-perineal intrarectal operation;Romualdi;Rev. Chir. Pediat.,1961
4. Operation for anal and rectal atresia with recto-urethral fistula;Rehbein;Chirurg.,1959
5. Hirschsprung's disease: a new surgical technique;Soave;Arch. Dis. Child.,1964