[1] Hop Edouard Herriot, Lyon, France
[2] St Orsola Hosp, Bologna, Italy
[3] Med Coll Wisconsin, IBMTR, Milwaukee, WI 53226 USA
[4] Fred Hutchinson Canc Res Ctr, Seattle, WA 98104 USA
[5] Huddinge Hosp, Karolinska Inst, S-14186 Huddinge, Sweden
[6] Hosp Clin Barcelona, Postgrad Sch Hematol, Barcelona, Spain
[7] Kantonsspital Basel, Dept Innere Med, Basel, Switzerland
[8] Univ Hosp Leipzig, Div Hematol Oncol, Leipzig, Germany