Candy cane syndrome with or without concomitant hiatal hernia after Roux-en-Y gastric bypass: A hidden enemy leading to postoperative symptoms Italo Braghetto; Owen Korn; Ramon Sanz-Ongil; Ana Burgos; Deycies Gaete;

Hemoglobinuria following reabsorbed hemoperitoneum Owen Korn; Álvaro Morales; Sebastián Sapiain; María Jesús Vial;

Study of gastroesophageal reflux. Interpretation of functional tests in the obese patient Elizabeth Barba Orozco; Alberto Ezquerra Duran;