1. Division of Hematology, Department of Medicine, Medical School of Ribeirão Preto, and
2. Center for Cell-Based Therapy, University of São Paulo, Ribeirão Preto, São Paulo, Brazil;
3. Hemocentro, University of Campinas, Campinas, Brazil;
4. ABC Medical School, São Paulo, Brazil;
5. Hematology Division, University Hospital of the Federal University of Rio Grande do Sul, Porto Alegre, Brazil;
6. Hematology Division, Federal University of São Paulo, São Paulo, Brazil;
7. Bone Marrow Transplant Center, Hospital de Base, São José do Rio Preto, Brazil;
8. Amaral Carvalho Hospital, Jaú, Brazil;
9. Hematology Division, University Hospital of the Federal University of Paraná, Curitiba, Brazil; and
10. Department of Pediatrics, Yong Loo Lin School of Medicine, National University of Singapore, Singapore