High-grade dysplasia in the cystic duct after cholecystectomy Alberto García Picazo; Viviana Vega Novillo; Rosa González Martín; Alfredo Vivas López; Iago Justo Alonso;

Mechanical triangular esophagogastrostomy: Technical aspects and initial results Alfredo Vivas López; Elías Rodríguez Cuellar; Alberto García Picazo; Cristina Narváez Chávez; Pilar Gómez Rodríguez; Manuel Ortiz Aguilar; Ana Pérez Zapata; Eduardo Ferrero Herrero;

First gastroduodenal artery approach for gastric cancer lymphadenectomy in situations of anatomical variations Alberto García Picazo; Ana Pérez Zapata; Elías Rodríguez Cuéllar; Eduardo Ferrero Herrero;