[1] Univ Tubingen, Tubingen, Germany
[2] Univ Hosp Ulm, Dept Hematol Oncol, Ulm, Germany
[3] Charite Buch, Robert Rossle Hosp, Max Delbroeck Ctr, Berlin, Germany
[4] Staedtisches Hosp, Oldenburg, Germany
[5] N Hosp, Med Klin 5, Inst Clin Hematol Oncol, Nurnberg, Germany
[6] Univ Halle Wittenberg, Halle Saale, Germany
[7] Univ Hosp, Charite, Med Clin, Berlin, Germany
[8] Univ Hosp, Rostock, Germany
[9] Univ Hosp, Homburg, Germany
[10] Univ City Hosp, LMU, Munich, Germany
[11] Univ Hosp, Gottingen, Germany
[12] Univ Hamburg Hosp, KMT, D-2000 Hamburg, Germany
[13] Univ Augsburg, D-8900 Augsburg, Germany
[14] MHH, Hannover, Germany
[15] Dr Horst Schmidt Hosp, Wiesbaden, Germany
[16] Hematol Reg Hosp, Bolzano, Italy
[17] Eberhard Karls Univ Hosp, Tubingen, Germany