Burnout in general surgery residents. Survey from the Spanish Association of Surgeons Victoria Lucas-Guerrero; Mireia Pascua-Solé; José Luis Ramos Rodríguez; Anna Trinidad Borrás; Carlos González de Pedro; José María Jover Navalón; Pere Rebasa; Eduardo M. Targarona Soler; Xavier Serra-Aracil;

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;

Non-inferiority clinical trial. Features and practical considerations Xavier Serra-Aracil; Marc Fradera;