1. Department of Infectious Diseases, Fundacion Valle del Lili, Cali
2. Universidad Icesi, Cali
3. Clinical Research Center, Fundación Valle del Lili, Cali, Department of Public Health, Health Sciences Faculty, Universidad Icesi, Cali
4. Epidemiology Service, Public Health Agency of Barcelona and CIBER de Epidemiología y Salud Pública (CIBERESP), Barcelona
5. Hospital Clinic, Institut d'investigacions Biomèdiques August Pi i Sunyer, University of Barcelona, Barcelona, Spain