Need for a targeted perioperative antibiotic treatment protocol for patients with preoperative biliary drainage undergoing pancreaticoduodenectomy Judith Camps-Lasa; María Isabel García-Domingo; Eric Herrero Fonollosa; María Luisa Galaviz Sosa; María Galofré Recasens; Aurora Rodríguez Campos; Xavier Serra-Aracil; Esteban Cugat Andorrá;

Resident training in colorectal laparoscopic surgery: A retrospective morbidity, mortality and survival analysis of 408 cases in our environment Carlos Bustamante Recuenco; Laura Alonso-Lambertí Rizo; Andrea Salazar Carrasco; Ainhoa Valle Rubio; Manuel Cendrero Martín; Virginia Jiménez Carneros; José Luis Ramos Rodríguez; Francisco Javier Jiménez Miramón;

Intraoperative gram staining of bile for the prevention of infectious complications in pancreaticoduodenectomy Luis Carlos Hinojosa Arco; Jorge Francisco Roldán de la Rua; Gabriel Ángel Carranque Chaves; Laura Mora Navas; Resi de Luna Díaz; Miguel Ángel Suárez Muñoz;