1. Cytogenetics Department, Bone Marrow Transplantation Center, Instituto Nacional de Câncer, Rio de Janeiro, RJ, Brazil
2. Post Graduation Oncology Program, Instituto Nacional de Câncer, Rio de Janeiro, RJ, Brazil
3. Oncovirology Laboratory, Bone Marrow Transplantation Center, Instituto Nacional de Câncer, Rio de Janeiro, RJ, Brazil
4. Institute of Human Genetics, Jena University Hospital, Friedrich Schiller University, Jena, TH, Germany
5. Department of Genetics, Pernambuco University, Recife, PE, Brazil
6. Integrated Department of Pathology, Instituto Nacional de Câncer, Rio de Janeiro, RJ, Brazil
7. Pediatric Hematology Department, Hospital Federal da Lagoa, Rio de Janeiro, RJ, Brazil
8. Department of Oncology, St Jude Children's Research Hospital, Memphis, TN, USA
9. Instituto Pelé Pequeno Príncipe, Postgraduate Program in Child Adolescent Health, Curitiba, Paraná, Brazil