by Villanueva-Sáenz, E, Martínez Hernández-Magro, P, Valdés Ovalle, M, Montes Vega, J, Alvarez-Tostado F, J F
Published in Techniques in coloproctology (01.04.2002)

by Villanueva Sáenz, E, Montes Vega, J, Peña Ruiz Esparza, J P, Unzueta Hébert, A, Rocha Ramírez, J L, Gómez Jiménez, L M, Barrientos Castro, F J
Published in Revista de gastroenterología de México (01.01.1999)