1. Stem Cell Transplantation Unit Department of Pediatrics Faculty of Medicine Fundación Valle del Lili Universidad Icesi Cali Colombia
2. Department of Pediatrics, Resident in Pediatrics Faculty of Medicine Fundación Valle del Lili Universidad Icesi Cali Colombia
3. Division of Pediatric Infectious Diseases Department of Pediatrics Faculty of Medicine Fundación Valle del Lili Universidad Icesi Cali Colombia
4. Allergy and Clinical Immunology Unit Department of Pediatrics Faculty of Medicine Fundación Valle del Lili Universidad Icesi Cali Colombia