The ideal lateral internal sphincterotomy: Clinical and endosonographic evaluation following open and closed internal anal sphincterotomy

1. García-Granero, E.
2. Sanahuja, A.
3. García-Botello, S.A.
4. Faiz, O.
5. Esclápez, P.
6. Espí, A.
7. Flor, B.
8. Minguez, M.
9. Lledó, S.