1. Department of Cellular Biotechnologies and Hematology, Sapienza University of Rome, Rome, Italy;
2. Department of Pediatrics, Sant’Orsola Hospital, University of Bologna, Bologna, Italy;
3. Division of Genetics and Molecular Medicine, King’s College, London, United Kingdom;
4. Department of Paediatric Haematology, Royal Hospital for Children, Glasgow, United Kingdom;
5. Hematology/Oncology Department, Boldrini’s Children Center, Campinas, Sao Paulo, Brazil;
6. Grupo Argentino de Tratamiento de la Leucemia Aguda, Buenos Aires, Argentina;
7. Assistance Publique–Hôpitaux de Paris, Hospital Armand Trousseau, Sorbonne Universitè, Paris, France;
8. Pediatric Hematology-Oncology, Schneider Children’s Medical Center, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel;
9. Department of Pediatrics, Aarhus University Hospital, Aarhus, Denmark;
10. Department of Pediatrics, Universitair Ziekenhuis Brussel, Brussels, Belgium;
11. Department of Paediatric Hematology/Oncology, Our Lady’s Children’s Hospital, Dublin, Ireland;
12. Cineca Interuniversity Consortium, Bologna, Italy;
13. Gruppo Italiano Malattie Ematologiche dell’Adulto Foundation, Rome, Italy;
14. Department of Biomedicine and Prevention, Tor Vergata University of Rome, Rome, Italy;
15. Department of Pediatric Hematology/Oncology, IRCCS Bambino Gesù Children’s Hospital, Rome, Italy;
16. Department of Pediatric Sciences, University of Pavia, Pavia, Italy;
17. Pediatric Oncology, VU University Medical Center, Amsterdam, The Netherlands;
18. Princess Maxima Center for Pediatric Oncology, Utrecht, The Netherlands; and
19. Dutch Childhood Oncology Group, The Hague, The Netherlands