Relevance of endoscopy and Helicobacter pylori infection in the preoperative management of obesity with sleeve gastrectomy MJ Fernández Aceñero; L. Olmos Rodríguez; C. Galindo Fernández;

Evaluation of the effectiveness and safety of single-operator cholangiopancreatoscopy with the SpyGlass¿ system Coral Tejido; Manuel Puga; Cristina Regueiro; María Francisco; Laura Rivas; Eloy Sánchez;

Predictive model of persistent choledocholithiasis in patients with acute biliary pancreatitis Alejandro Mínguez; Pablo Ladrón; Sara Martínez; Adolfo Del Val; Pilar Nos; Enrique de-Madaria;