1. Department of Emergency Medicine, Universidad ICESI (ICESI University), Cali, Colombia
2. Department of Emergency, Fundación Valle del Lili, Cali, Colombia
3. Centro de Investigaciones Clínicas (CIC) (Center for Clinical Research), Fundación Valle del Lili, Cali, Colombia
4. Department of Surgery, Fundación Valle del Lili, Cali, Colombia
5. Department of Gastroenterology, Fundación Valle del Lili, Cali, Colombia