1. Department of Molecular Medicine, University of Pavia & Fondazione IRCCS Policlinico San Matteo, Pavia, Italy;
2. Department of Biostatistics and Computational Biology, Dana-Farber Cancer Institute, Boston, MA;
3. Memorial Sloan Kettering Cancer Center, New York, NY;
4. UC San Diego Moores Cancer Center, La Jolla, CA;
5. Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom;
6. St. James's Institute of Oncology, Leeds Teaching Hospitals, Leeds, United Kingdom;
7. Wellcome Trust Sanger Institute, Cambridge, United Kingdom;
8. Dana-Farber Cancer Institute, Boston, MA;
9. Hôpital St Louis, Assistance Publique-Hôpitaux de Paris and Paris Diderot University, Paris, France;
10. MLL Munich Leukemia Laboratory, Munich, Germany;
11. Hannover Medical School, Hannover, Germany;
12. Department of Laboratory Medicine, Radboud University Medical Center, Nijmegen, The Netherlands;
13. H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL;
14. Cleveland Clinic Taussig Cancer Center, Cleveland, OH;
15. Washington University School of Medicine, St. Louis, MO;
16. Université Paris Descartes, Hôpital Cochin Assistance Publique-Hôpitaux de Paris, Paris, France;
17. University of Texas MD Anderson Cancer Center, Houston, TX;
18. Massachusetts General Hospital Cancer Center, Boston, MA;
19. BC Cancer Research Centre & Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada;
20. Vanderbilt-Ingram Cancer Center, Nashville, TN;
21. Dundee Cancer Centre, University of Dundee, Ninewells Hospital, Dundee, United Kingdom;
22. MRC Molecular Hematology Unit, WIMM University of Oxford, National Institute of Health Research Oxford Biomedical Research Centre, Department of Hematology, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom;
23. Amsterdam University Medical Center, Amsterdam, The Netherlands;
24. University Medical Center, Georg August University, Göttingen, Germany;
25. Ludwig Boltzmann Institute for Leukemia Research, Vienna, Austria;
26. Stanford University Cancer Institute, Stanford, CA;
27. Department of Tumor Biology, University of Kyoto, Japan; and
28. Division of Hematology, Department of Medicine, Karolinska University Hospital, Stockholm, Sweden