by Castrillon, J V, Mauriño, M L, Carcavilla, C B, Sarraga, G U, Espejo, G P
Published in British journal of urology (01.11.1988)

by Butrón Vila, T, García Villar, O, Alonso García, S, Bonachia Naranjo, O, Pérez Espejo, G, Lomas Espadas, M, Hidalgo Pascual, M
Published in Hepato-gastroenterology (01.07.2005)