1. Centro Internacional de Entrenamiento e Investigaciones Médicas (CIDEIM), Cali, Colombia
2. Universidad Icesi, Cali, Colombia
3. Division of Infectious Diseases, Department of Internal Medicine, University of Texas Medical Branch (UTMB), Galveston, Texas, USA
4. Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, Texas, USA
5. Department of Biochemistry, University of Texas Southwestern Medical Center, Dallas, Texas, USA