1. Department of Cytogenetics and Molecular Biology, Bone Marrow Transplantation Unit, and Post Graduation Program in Oncology, Instituto Nacional de Câncer José de Alencar Gomes da Silva (INCA), Rio de Janeiro, Brazil
2. Lagoa Federal Hospital, Rio de Janeiro, Brazil
3. Clinical Medicine Post-Graduation Program, Faculty of Medicine, and Pediatrics Institute IPPMG, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil
4. Department of Oncology, St. Jude Children’s Research Hospital, Memphis, Tennessee, USA