1. 1Department of Hematology, Oncology Stem Cell Transplantation and Palliative Care, Klinikum Stuttgart, Stuttgart, Germany
2. 2Lymphoma Unit, Department of Onco-Hematology, IRCCS San Raffaele Scientific Institute, Milan, Italy
3. 3Martin-luther-University Halle-Wittenberg, Halle (saale), DEU
4. 4Cologne Lymphoma Working Group, Department of Internal Medicine I, University Hospital of Cologne, Koeln, Germany
5. 5University Medicine Göttingen, Göttingen, DEU
6. 6Department of Internal Medicine III, Ulm University Hospital, Ulm, Germany
7. 7Department of Hematology and Stem Cell Transplantation, West German Cancer Center, University Hospital Essen, Essen, Germany
8. 8Department of Internal Medicine IV, Haematology and Oncology, University Hospital Halle (Saale), Martin-Luther-University Halle-Wittenberg, Halle, Germany
9. 9Department of Internal Medicine V, University of Heidelberg, Heidelberg, Germany
10. 10Hematology/Oncology, Jena University Hospital, Jena, Germany
11. 11Klinikum Bremen Mitte, Bremen, Germany
12. 12Department of Medicine A, Department of Hematology, Oncology and Pneumology, University Hospital Münster, Münster, Germany
13. 13Department of Hematology, Oncology and Clinical Immunology, University Hospital Düsseldorf, Medical Faculty, Heinrich Heine University, Düsseldorf, Germany
14. 14Department of Medicine 2, Hematology and Oncology, University Hospital Frankfurt, Frankfurt, Germany
15. 15Department of Medicine III, University Hospital, LMU Munich, Munich, Germany
16. 16Univ. Schleswig-Holstein, Campus Kiel, Kiel, Germany
17. 17Department of Medicine III, Klinikum Der Universitaet Muenchen-Campus Grosshadern, Munich, Germany
18. 18Department of Hematology and Oncology, University of Tübingen, Tübingen, Germany
19. 19Department of Hematology, Oncology, Hemostaseology and Stem Cell Transplantation, University Hospital RWTH Aachen, Aachen, Germany
20. 20Department of Hematology and Oncology, University Hospital Magdeburg, Magdeburg, Germany
21. 21Dept. of Hematology and Oncology, Städtisches Klinikum Braunschweig gGmbH, Braunschweig, Germany
22. 22Department of Hematology, Odense University Hospital, Odense, Denmark
23. 23Asklepios Tumorzentrum Hamburg, AK Altona and AK St. Georg, Hamburg, Germany
24. 24Department for Internal Medicine 3, St. Marien-Krankenhaus Siegen, Siegen, Germany
25. 25Department of Hematology, Oncology and Pneumology, University Medical Center, Johannes Gutenberg-University Mainz, Mainz, Germany
26. 26Department of Hematology, Oncology, Rheumatology and Clinical Immunology, Saarland University Medical Center, Homburg, Germany
27. 27Internal Medicine III, Universitätsklinikum Regensburg, Regensburg, Germany
28. 28Department of Hematology, Oncology and Tumor Immunology, Campus Benjamin Franklin, Charité-Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
29. 29University Hospital, Oslo, Norway, Division of Cancer Medicine and Department of Oncology, Oslo, Norway
30. 30Department of Internal Medicine I, University Hospital Carl Gustav Carus, Dresden, Germany
31. 31Hematology and CTMO, Azienda Ospedaliera-Universitaria di Parma, Parma, Italy
32. 32Department of Internal Medicine, Holstebro Regional Hospital, Holstebro, Denmark
33. 33Division of Hematology, Azienda Ospedaliera e Universitaria Città della Salute e della Scienza, Torino, Italy
34. 34Department of Hematology, Oncology and Palliative Care, Klinikum Stuttgart, Stuttgart, Germany
35. 35University Hospital of Cologne, Cologne, DEU
36. 36Pathology Unit, San Raffaele Scientific Institute, Milano, Italy
37. 37Lymphoma Unit, Department of Onco-Hematology, IRCCS San Raffaele Scientific Institute, Milano, Italy
38. 38Department of Medical Oncology, University Hospital Basel, Basel, Switzerland
39. 39University Hospital Augsburg, Augsburg, Bay, DEU
40. 40Department of Hematology, Oncology and Stem Cell Transplantation, University Hospital Freiburg, Freiburg im Breisgau, DEU
41. 41Department of Neuroradiology, Klinikum Stuttgart, Stuttgart, Germany
42. 42Department of Hematology, Oncology and Stem Cell Transplantation, Faculty of Medicine, University of Freiburg, Freiburg, Germany
43. 43Center of clinical trials, University Medical Center Freiburg, Freiburg, DEU
44. 44Clinical Trials Unit, University Medical Center Freiburg, Freiburg, Germany
45. 45Clinic of Radiology, Kantonsspital St. Gallen, St. Gallen, Switzerland
46. 46IOSI-Oncology Inst. of Southern Switzerland, Bellinzona, Switzerland