1. Department of Gastroenterology, Division of Digestive Care and Endoscopy Nuevo Hospital Bocagrande Cartagena Colombia
2. Department of Epidemiology and Preventive Medicine Nuevo Hospital Bocagrande Cartagena Colombia
3. Department of Internal Medicine Universidad del Sinú Cartagena Colombia
4. Department of General Surgery Corporación Universitaria Rafael Núñez Cartagena Colombia
5. Department of Emergency Medicine Nuevo Hospital Bocagrande Cartagena Colombia