1. Division of Hematology, Oncology, and Stem Cell Transplantation, University of Freiburg Medical Center, Freiburg, Germany;
2. Division of Epigenomics and Cancer Risk Factors, German Cancer Research Center, Heidelberg, Germany;
3. Division of Hematology and
4. Division of Medical Oncology, Department of Internal Medicine and the Comprehensive Cancer Center, and
5. Division of Hematopathology, Department of Pathology and the Comprehensive Cancer Center, The Ohio State University, Columbus, OH;
6. Division of Biostatistics, German Cancer Research Center, Heidelberg, Germany;
7. Division of Hematology-Oncology and Central Office of CLL Research Consortium, Moores Cancer Center, University of California San Diego, La Jolla, CA;
8. Department of Leukemia, The University of Texas MD Anderson Cancer Center, Houston, TX;
9. Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA;
10. Institute of Cancer, Centre for Medical Oncology, Barts and The London School of Medicine, University of London, London, United Kingdom;
11. Division of Hematology-Oncology, North Shore-Long Island Jewish Health System, New Hyde Park, NY; and
12. Division of Hematology, Mayo Clinic, Rochester, MN