1. St. Jude Children's Research Hospital, Memphis, TN;
2. The Hospital for Sick Children, Toronto, ON, Canada;
3. Kyoto University, Kyoto, Japan;
4. Japanese Pediatric Leukemia/Lymphoma Study Group, Nagoya, Japan;
5. French Leucémie Aigue Myeloide Enfant, Hôpital Trousseau, Paris, France;
6. Erasmus Medical Center, Rotterdam, The Netherlands;
7. Dutch Childhood Oncology Group, The Hague, The Netherlands;
8. University Medical Center Groningen, University of Groningen, Groningen, The Netherlands;
9. Kaohsiung Medical University Hospital, Kaohsiung, Taiwan;
10. Taiwan Pediatric Oncology Group, Taipei, Taiwan;
11. Medical School Hannover, Hannover, Germany;
12. Acute Myeloid Leukemia-Berlin-Frankfurt-Munster Study Group, Essen, Germany;
13. St. Anna Children’s Hospital, Medical University of Vienna, Vienna, Austria;
14. Schneider Children’s Medical Center of Israel, Petah-Tikva, Israel;
15. Children’s Hospital La Plata, La Plata, Buenos Aires, Argentina;
16. Grupo Argentino de Tratamiento de la Leucemia Aguda, Buenos Aires, Argentina;
17. Umeå University Hospital, Umea, Sweden;
18. Nordic Society for Pediatric Hematology and Oncology, Stockholm, Sweden;
19. Aarhus University Hospital, Skejby, Aarhus, Denmark;
20. Mackay Memorial Hospital, Taipei, Taiwan;
21. Prince of Wales Hospital, The Chinese University of Hong Kong, Hong Kong, China;
22. Hong Kong Paediatric Haematology and Oncology Study Group, Hong Kong, China;
23. Istituto di Ricovero e Cura a Carattere Scientifico, Bambino Gesù Children’s Hospital Rome, University of Pavia, Rome, Italy;
24. Associazione Italiana Ematologia Oncologia Pediatrica, Bologna, Italy;
25. Ospedale Sant’Orsola-Malpighi, Bologna, Italy;
26. Ghent University Hospital, Gent, Belgium;
27. European Organisation for Research and Treatment of Cancer, Brussels, Belgium;
28. University Children’s Hospital, Essen, Germany;
29. Shanghai Children's Medical Center, Shanghai Jiaotong University School of Medicine, Shanghai, China;
30. Shiga University of Medical Science, Shiga, Japan;
31. National Center for Child Health and Development, Tokyo, Japan; and
32. National University Cancer Institute, National University Health System, Singapore, Singapore