1 University Hospital Heidelberg, Department of Hematology & Oncology, Heidelberg, Germany. peter.dreger@med.uni-heidelberg.de.
2 Department I of Internal Medicine, Medical Faculty and University Hospital of Cologne, University of Cologne, Cologne, Germany.
3 University Hospital Munich (LMU Munich), Department of Hematology & Oncology, Munich, Germany.
4 Department of Hematology and Stem Cell Transplantation, West German Cancer Center, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
5 University Hospital Hamburg, Department for Stem Cell Transplantation, Hamburg, Germany.
6 University Hospital Mainz, Department of Hematology & Oncology, Mainz, Germany.
7 University Medicine Goettingen, Clinic for Hematology & Medical Oncology, Göttingen, Germany.
8 University Hospital Freiburg, Department of Hematology & Oncology, Freiburg, Germany.
9 University Hospital Charite, Department of Hematology & Oncology, Berlin, Germany.
10 University Hospital Jena, Department of Hematology & Oncology, Jena, Germany.
11 University Hospital Hannover, Department of Hematology & Oncology, Hannover, Germany.
12 University Hospital Dresden, Department of Hematology & Oncology, Dresden, Germany.
13 University Hospital Muenster, Department of Hematology & Oncology, Muenste, Germany.
14 Klinikum Berlin-Buch, Department of Hematology & Oncology, Berlin, Germany.
15 University Hospital Kiel, Department of Hematology & Oncology, Kiel, Germany.
16 University Hospital Leipzig, Leipzig, Germany.
17 University Hospital Erlangen, Department of Hematology & Oncology, Erlangen, currently University Hospital Magdeburg, Department of Hematology, Magdeburg, Germany.
18 University Hospital Würzburg, Department of Hematology & Oncology, Würzburg, Germany.
19 University Hospital Bochum, Department of Hematology & Oncology, Bochum, Germany.
20 University Hospital Regensburg, Department ofInternal Medicine III, Hematology and Oncology, Regensburg, Germany.
21 Leibniz Institute for Immunotherapy, Regensburg, Germany.
22 University Hospital Tuebingen, Department of Hematology & Oncology, Tuebingen, Germany.