Abdominal hernias secondary to non-penetrating trauma. A systematic review José Ceballos Esparragón; Javier Dagnesses Fonseca; Jordi Marín García; Patrizio Petrone;

Adult retroperitoneal lipoblastoma: A rare entity with atypical presentation Montiel Jiménez Fuertes; Víctor Domínguez Prieto; Siyuan Qian; Pablo Pastor Riquelme; Pedro Villarejo Campos;

International cooperation for general surgeons: Results of the national survey about the implication and importance of the Spanish surgery in international cooperation Ainhoa Aixa Maestu Fonseca; Marc Vallve-Bernal; Itziar Larrañaga Blanc; Fernando Turégano Fuentes; Juan Carlos Puyana;