1. Barretos Children's Cancer Hospital from Hospital de Amor Brazil
2. Brazilian Childhood Germ Cell Tumor Study Group The Brazilian Pediatric Oncology Society (SOBOPE) São Paulo Brazil
3. Pediatric Cancerology's Department of Santa Casa de Misericórdia de Santos Brazil
4. Molecular Oncology Research Center Barretos Cancer Hospital Brazil
5. Department of Pathology Barretos Cancer Hospital Brazil
6. Life and Health Sciences Research Institute (ICVS), Medical School University of Minho Braga Portugal
7. ICVS/3B's‐PT Government Associate Laboratory Braga Portugal
8. Pediatric Oncology Research Group (GPOPed), Molecular Oncology Research Center Barretos Cancer Hospital Brazil