[1] Univ Gottingen, Dept Hematol & Med Oncol, Gottingen, Germany
[2] Univ Dusseldorf, Dept Hematol Oncol & Clin Immunol, Dusseldorf, Germany
[3] Carl Gustav Carus Tech Univ, Univ Klinikum, Dresden, Germany
[4] Hufeland Klinikum, Muhlhausen, Germany
[5] Univ Med Ctr Hamburg Eppendorf, Dept Stem Cell Transplantat, Hamburg, Germany
[6] Univ Hosp Ulm, Dept Internal Med 3, Ulm, Germany
[7] Asklepios Hosp St Georg, Hematol Oncol & Stem Cell Transplantat, Hamburg, Germany
[8] Onkolog Schwerpunktpraxis, Dannenberg, Germany
[9] Med Ctr Univ Gottingen, Dept Hematol & Med Oncol, Gottingen, Germany