Microbiological etiology and current resistance patterns in acute calculous cholecystitis Maite de Miguel-Palacio; Ana-María González-Castillo; María Martín-Ramos; Estela Membrilla-Fernández; Amalia Pelegrina-Manzano; María-José Pons-Fragero; Luis Grande-Posa; Juan-José Sancho-Insenser;

Is laparoscopic TAPP the preferred approach for the treatment of inguinal hernia? Technique, indications and future perspectives Salvador Morales-Conde; Andrea Balla; Laura Navarro-Morales; Francisco Moreno-Suero; Eugenio Licardie;

Implementation of an ERAS protocol on elderly patients in liver resection María Pérez Reyes; Belinda Sánchez Pérez; Francisco Javier León Díaz; José Antonio Pérez Daga; Irene Mirón Fernández; Julio Santoyo Santoyo;