Comparison between level 1 and level 2 trauma centers for the management of splenic blunt trauma Fabrizio Sammartano; Francesco Ferrara; Laura Benuzzi; Caterina Baldi; Valeria Conalbi; Roberto Bini; Stefania Cimbanassi; Osvaldo Chiara; Marco Stella;

Manejo del reflujo gastroesofágico después de la gastrectomía vertical Ester Martínez Negro; Sagrario Martínez Cortijo;

Evaluation of the usefulness of the Clavien-Dindo classification of surgical complications Henry Golder; Daniel Casanova; Vassilios Papalois;