1. Centro Internacional de Investigaciones Médicas, Tulane International Collaboration in Infectious Diseases Research Program-COLCIENCIAS, Apartado Aéreo 5390, Cali, Colombia
2. Department of Tropical Medicine, School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana
3. Departamento de Medicina, División de Dermatología, Hospital Universitario, Cali, Colombia