1. Hematology Unit; Gaslini Institute; Genova Italy
2. Epidemiology and Statistics; Gaslini Institute; Genova Italy
3. Pediatric Onco-Hematology; Hospital of Pescara; Pescara Italy
4. Cell Repository and Bio Bank, Gaslini Institute; Genova Italy
5. Medical Genetics, Burlo Garofalo Institute; Trieste Italy
6. Pediatric Hematology; San Gerardo Hospital; Monza Italy
7. Pediatric Hemato-Oncology; University of Padova; Italy
8. Pediatric Hematology; Pausillipon Hospital; Napoli Italy
9. Pediatric Hematology; Regina Margherita Hospital; Torino Italy
10. Pediatric Hematology-Oncology; a.R.N.A.S. Civico Fatebenefratelli; Palermo Italy
11. Pediatric Hematology; San Camillo- Forlanini Hospital; Rome Italy
12. Bone Marrow Transplantation Unit; Hospital of Microcytemia; Cagliari Italy
13. Pediatric Onco-Hematology; Hospital of Perugia; Perugia Italy
14. Pediatric Onco-Hematology; Hospital of Pisa; Pisa Italy
15. Pediatric Onco-Hematology Burlo Garofalo Institute; Trieste Italy
16. Pediatric Onco-Hematology; Hospital of Parma; Parma Italy
17. Pediatric Onco-Hematology Hospital of Verona; Verona Italy
18. Pediatric Onco-Hematology; San Matteo Hospital; Pavia Italy