1. Department of Stem Cell Transplantation, Children’s Cancer Hospital, Hospital de Amor, São Paulo, Brazil
2. Brazilian Germ Cell Pediatric Study Group, Hospital de Amor, São Paulo, Brazil
3. Institute of Pediatric Oncology/Support Group for Adolescents and Children With Cancer, Federal University of Sao Paulo, Sao Paulo, Brazil
4. Department of Pediatric Stem Cell Transplantation, Hospital Samaritano, São Paulo, Brazil
5. Department of Pediatric Stem Cell Transplantation, Hospital Beneficência Portuguesa de São Paulo, São Paulo, Brazil
6. Pediatric Oncology, Children’s Cancer Hospital, Hospital de Amor, São Paulo, Brazil
7. Department of Stem Cell Transplantation, Hospital de Amor, São Paulo, Brazil
8. Chairman, Brazilian Germ Cell Pediatric Study Group, Hospital de Amor, São Paulo, Brazil