First day postoperative values of the neutrophil-to-lymphocyte ratio, platelet-to-lymphocyte ratio, and C-reactive protein as complication predictors following gastric oncologic surgery D. Ortiz-López; M.A. Acosta-Mérida; J.A. Casimiro-Pérez; J. Silvestre-Rodríguez; J. Marchena-Gómez;

Ampullary adenocarcinoma in a patient with portal annular pancreas: Relevance of the surgical approach in the Whipple procedure E. Castro; G.E. Sánchez-Morales; J.D. Hernández-Acevedo; E. Sánchez García-Ramos; C. Chan;

Laparoscopic hepatectomy of a hydatid cyst J. Cisneros-Correa; K.A. González-Espinoza; I. Domínguez-Rosado;