1. 1Division of Chronic Lymphocytic Leukemia, Department of Internal Medicine III, Ulm University, Ulm, Germany;
2. 2Department of Immunology, Genetics and Pathology, Science for Life Laboratory, Uppsala University, Uppsala, Sweden;
3. 3Università Vita-Salute San Raffaele and Ospedale San Raffaele, Milan, Italy;
4. 4Department of Biology, School of Science, National and Kapodistrian University of Athens, Athens, Greece;
5. 5German Cancer Research Center, Heidelberg, Germany;
6. 6Translational Medicine, Hematology Research and Development, AstraZeneca, South San Francisco, CA;
7. 7Research and Development, Maverick Therapeutics, Brisbane, CA;
8. 8Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden; and
9. 9Clinical Genetics, Karolinska University Laboratory, Karolinska University Hospital, Stockholm, Sweden