1. Institute of Pathology and Neuropathology, Eberhard Karls University of Tübingen and Comprehensive Cancer Center, Tübingen University Hospital, Tübingen, Germany;
2. Hematopathology Unit, Hospital Clinic, Institut d’Investigacions Biomèdiques August Pi Sunyer, Centro de Investigación Biomédica en Red de Cáncer, Barcelona, Spain;
3. Hematopathology Section, Laboratory of Pathology, National Cancer Institute, Bethesda, MD;
4. Department of Cellular Pathology, Barts and The London National Health Service Trust, London, United Kingdom;
5. Pathology Department, Instituto Portugues de Oncología, Lisbon, Portugal;
6. Department of Histopathology, Guy's and St Thomas’ Hospitals, London, United Kingdom;
7. Department of Pathology, All Wales Lymphoma Panel, University Hospital of Wales, Cardiff, United Kingdom;
8. Institute of Pathology, University of Würzburg, Würzburg, Germany;
9. Comprehensive Cancer Center Mainfranken, Würzburg, Germany;
10. Department of Clinical Pathology, Robert Bosch Hospital, Stuttgart, Germany; and
11. Dr. Margarete Fischer-Bosch Institute of Clinical Pharmacology, Stuttgart, Germany