title: [Abstracts of papers presented at the XII National Congress of Gastroenterology].
mesh_terms: D001660:Biliary Tract Diseases / Q000175:diagnosis / Q000601:surgery; D003226:Congresses as Topic; D004724:Endoscopy; D004935:Esophageal Diseases / Q000175:diagnosis / Q000601:surgery; D005762:Gastroenterology; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis / Q000601:surgery; D008800:Mexico; D010182:Pancreatic Diseases / Q000175:diagnosis / Q000601:surgery; D010289:Parenteral Nutrition, Total; D014465:Ultrasonics; D014628:Vagotomy
vernacular_title: Résumes de los trabajos enviados a la XII Semana Nacional de Gastroenterología.