Risk factors associated with postoperative morbidity and mortality in D2 radical gastrectomy for gastric cancer O.R. Paredes-Torres; L. García-Ruiz; J. Luna-Abanto; K. Meza-García; I. Chávez- Passiuri; F. Berrospi-Espinoza; C. Luque-Vásquez Vásquez; E. Ruiz-Figueroa; E. Payet-Meza;

Usefulness of a circumferential wound retractor in emergency colorectal surgery as a preventive measure for surgical site infection. Alexis O-Ring® and emergency surgery N. Salgado-Nesme; M. Morales-Cruz; A. Navarro-Navarro; T.A. Patiño-Gómez; O. Vergara-Fernández;