1. Centre for Lymphoid Cancer, BC Cancer Agency, Vancouver, BC, Canada;
2. Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada;
3. Institute of Pathology, University of Würzburg and Comprehensive Cancer Centre Mainfranken, Würzburg, Germany;
4. Medical Department III, University Hospital, and
5. Institute for Medical Information Processing, Biometry and Epidemiology, Ludwig Maximilians University Munich, Munich, Germany;
6. Department of Clinical Pathology, Robert Bosch Hospital, Stuttgart, Germany;
7. Dr. Margarete Fischer-Bosch Institute of Clinical Pharmacology, Stuttgart, Germany;
8. University of Tübingen, Tübingen, Germany;
9. Department of Pathology, Hematopathology Section and Lymph Node Registry, University Kiel, Kiel, Germany; and
10. Division of Medical Oncology and Hematology, Princess Margaret Cancer Centre–University Health Network, Toronto, ON, Canada