1. Pediatric Oncology/Hematology, Erasmus Medical Center–Sophia Children’s Hospital, Rotterdam, The Netherlands;
2. Pediatric Hematology/Oncology, University of Bologna, Bologna, Italy;
3. Princess Máxima Center for Pediatric Oncology, Utrecht, The Netherlands;
4. Laboratory of Hematology, University Hospital Saint-Louis, Assistance Publique–Hôpitaux de Paris and EA3518, University Paris Diderot, Paris, France;
5. Pediatric Hematology/Oncology, 2nd Medical School, Charles University, Prague, Czech Republic;
6. Acute Myeloid Leukemia–Berlin-Frankfurt-Munster Study Group, Pediatric Hematology/Oncology, University Hospital Essen, Essen, Germany;
7. Dutch Childhood Oncology Group, The Hague, The Netherlands;
8. Children’s Oncology Group, Monrovia, CA;
9. Pediatric Hematology and Oncology, Hannover Medical School, Hannover, Germany;
10. Onco-Hematology, Dipartimento di Salute della Donna e del Bambino, University of Padova, Padova, Italy;
11. Fred Hutchinson Cancer Research Center, Seattle, WA;
12. Department of Pediatric Hematology/Oncology, Istituto di Ricovero e Cura a Carattere Scientifico, Ospedale Pediatrico Bambino Gesù, Rome, Italy; and
13. University of Pavia, Pavia, Italy