[1] Heinrich Heine Univ, Univ Hosp Dusseldorf, Fac Med, Dept Hematol Oncol & Clin Immunol, Dusseldorf, Germany
[2] UCT Johannes Gutenberg Univ, Med Clin, Dept Hematol, Oncol,Pneumol, Mainz, Germany
[3] Goethe Univ, Dept Med 2, Hematol Oncol, Frankfurt, Germany
[4] RWTH Aachen Univ Hosp, Dept Internal Med 4, Hematol Oncol Hemostaseol & Stem Cell Transplanta, Aachen, Germany
[5] Med Clin 5, Bone Marrow Transplantat Unit, Nurnberg, Germany
[6] Munich Clin Schwabing, Dept Hematol, Oncol, Immunol,Palliat Care, Munich, Germany
[7] Univ Med Mannheim, Dept Hematol & Oncol, Med Clin 3, Mannheim, Germany
[8] Univ Hosp Augsburg, Dept Hematol & Oncol, Med Clin 2, Augsburg, Germany
[9] Univ Med Regensburg, Med Clin 3, Regensburg, Germany
[10] Heinrich Heine Univ, Dept Hematol Oncol & Clin Immunol, Dusseldorf, Germany
[11] Univ Hosp Essen, Dept Bone Marrow Transplantat, Essen, Germany
[12] Martin Luther Univ Halle Wittenberg, Stem Cell Transplant Unit, Med Clin 4, Halle, Germany
[13] Univ Hosp Dusseldorf, Fac Med, Dept Hematol Oncol & Clin Immunol, Dusseldorf, Germany