[1] Univ Dusseldorf, Dusseldorf, Germany
[2] IBE Munich, Munich, Germany
[3] Univ Patras, Sch Med, GR-26110 Patras, Greece
[4] Inst Hematol & Blood Transfus, CR-12820 Prague, Czech Republic
[5] Hanusch Spital, Vienna, Austria
[6] Cleveland Clin, Taussig Canc Inst, Dept Translat Hematol & Oncol Res, Cleveland, OH 44106 USA
[7] Univ Gottingen, Gottingen, Germany
[8] Peter MacCallum Canc Ctr, Dept Heamatol & Clin Oncol, Melbourne, Australia
[9] Praklin Hamatol & Onkol, Koblenz, Germany
[10] Univ Freiburg, Med Ctr, D-7800 Freiburg, Germany
[11] Univ Hosp, Dresden, Germany
[12] Med Univ Vienna, Dept Internal Med 1, Div Hematol & Hemostaseol, Vienna, Austria
[13] Tech Univ Munich, Munich, Germany
[14] Univ Innsbruck Hosp, A-6020 Innsbruck, Austria
[15] Serv Hematol, Lausanne, Switzerland
[16] Univ Cologne, Dept Internal Med 1, Cologne, Germany
[17] Univ Cologne, Ctr Integrated Oncol Cologne Bonn, Cologne, Germany
[18] Univ Ulm, Ulm, Germany
[19] St Johannes Hosp, Med Clin 2, Duisburg, Germany
[20] Univ Hosp, Dusseldorf, Germany
[21] Univ Munich, Munich, Germany