1. Department of Internal Medicine III, University of Ulm, Ulm, Germany;
2. Department of Internal Medicine I, University Hospital Carl Gustav Carus, Dresden, Germany;
3. Division of Biostatistics, German Cancer Research Center Heidelberg, Heidelberg, Germany;
4. Department of Medicine and Comprehensive Cancer Research Center, University of Chicago, Chicago, IL;
5. The Ohio State University Comprehensive Cancer Center, Columbus, OH;
6. Department of Hematology, Hemostasis, Oncology, and Stem Cell Transplantation, Hannover Medical School, Hannover, Germany;
7. Department of Biomedicine and Prevention, Università di Roma “Tor Vergata,” Rome, Italy;
8. Hematology Department, Hospital de la Santa Creu i Sant Pau, IIB-Santpau and Jose Carreras Leukemia Research Institutes, Autonomus University of Barcelona, Barcelona, Spain;
9. Alliance Statistics and Data Center, Mayo Clinic, Rochester, MN;
10. Department of Clinical Hematology, The Alfred Hospital and Monash University, Melbourne, VIC, Australia;
11. Instituto de Investigación Sanitaria La Fe, University of Valencia, Valencia, Spain;
12. Centro de Investigación Biomédica en Red de Cáncer, Instituto Carlos III, Madrid, Spain;
13. Department of Medical Oncology and Hematology, Princess Margaret Hospital, Toronto, ON, Canada;
14. Radboud University Medical Centre, Nijmegen, The Netherlands;
15. Laboratory Hematology, Deptartment of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands;
16. Department of Hematology, Oncology, and Hemostasis, University of Leipzig, Leipzig, Germany;
17. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA;
18. Division of Hematology, Stanford Comprehensive Cancer Center, Stanford University, Stanford, CA;
19. Leukemia Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, NY;
20. Department of Medicine, Hematology/Oncology, Goethe University, Frankfurt, Germany;
21. Novartis Pharmaceuticals, Basel, Switzerland; and
22. Department of Medical Oncology, Dana-Farber/Partners CancerCare, Boston, MA