1. Chronic Lymphocytic Leukemia Center Dana‐Farber Cancer Institute Boston MA USA
2. Vanderbilt‐Ingram Cancer Center Nashville TN USA
3. The University of Texas MD Anderson Cancer Center Houston TX USA
4. Chao Family Comprehensive Cancer Center University of California Irvine Orange CA USA
5. Strategic Research Program on CLL Università Vita‐Salute San Raffaele Milano and IRCCS Istituto Scientifico San Raffaele Milan Italy
6. Hôpital Avicenne Paris France
7. Mayo Clinic Rochester MN USA
8. Juravinski Cancer Centre McMaster University Hamilton ON Canada
9. Plymouth University Peninsula Schools of Medicine and Dentistry Plymouth UK
10. Stanford University School of Medicine Stanford CA USA
11. CHU Hopitaux de Bordeaux Pessac France
12. German CLL Study Group University of Cologne Cologne Germany
13. Medical University of Vienna Wien Austria
14. University Hospital LMU Munich Munich Germany
15. The Ohio State University Comprehensive Cancer Center Columbus OH USA
16. Dana‐Farber Cancer Institute Boston MA USA
17. Pharmacyclics LLC, an AbbVie Company Sunnyvale CA USA
18. Janssen Research & Development LLC Raritan NJ USA