1. Department of Stem Cell Transplantation; University Medical Center Hamburg-Eppendorf; Hamburg Germany
2. Department of Haematology; Ampang Hospital; Selangor Malaysia
3. Department of Hematology/Oncology; University Hospital Göttingen; Göttingen Germany
4. Department for Hematology and Oncology; University Hospital Mainz; Mainz Germany
5. Department for Hematology and Oncology; University Hospital Dresden; Dresden Germany
6. Department for Hematology, Oncology and Clinical Immunology; University Hospital Duesseldorf; Düsseldorf Germany
7. Department of Hematology, Oncology, Hemostaseology, and Stem Cell Transplantation; Faculty of Medicine; RWTH Aachen University; Aachen Germany
8. Medical Clinic 3, Oncology, Hematology, Immunoncology and Rheumatology; University Clinic Bonn (UKB); Bonn Germany
9. Department of Medicine A, Hematology and Oncology; University of Muenster; Muenster Germany