Sunlight exposure in inflammatory bowel disease outpatients: predictive factors and correlation with serum vitamin D Raúl Vicente Olmedo-Martín; Inmaculada González-Molero; Gabriel Olveira; Victor Amo-Trillo; Miguel Jiménez-Pérez;

Clinical outcomes and manometry results of peroral endoscopic myotomy in patients with achalasia: experience in a Latin American referral centre Angélica Tobón; Gustavo Rafael Cantillo Nassar; Albis Cecilia Hani; Nancy Muriel Herrera Leaño; Cristiam Pulgarin; Oscar Mauricio Muñoz;

Survey on initial management of acute pancreatitis in Latin America Núria Lluís; Horacio Asbun; Sandra Basso; Natalia Corzo-Zamora; Andrés Gelrud; Edson Guzmán-Calderón; Edgard E. Lozada-Hernández; Carla Mancilla; Rodrigo Mansilla-Vivar; Analía V. Pasqua; Mario Peláez-Luna; Guido Villa-Gómez Roig; Pedro Zapater; Félix Lluís; Eva Vaquero; José Manuel Ramia; Enrique de Madaria;