1. Department of Experimental, Diagnostic and Specialty Medicine, Institute of Hematology “L. e A. Seràgnoli”, University of Bologna, Bologna, Italy;
2. Institute of Hematology and Blood Transfusion, Prague, Czech Republic;
3. Department of Biosciences, University of Milan, Milan, Italy;
4. Roche Applied Science, Monza, Italy;
5. Unit of Blood Diseases and Stem Cell Transplantation University of Brescia, Brescia, Italy;
6. Department of Medical and Surgical Sciences, Azienda Ospedaliero-Universitaria Policlinico, University of Modena e Reggio Emilia, Modena, Italy;
7. Department of Clinical and Experimental Medicine, Hematology Section, Padua University School of Medicine, Padua, Italy;
8. Laboratorio Unico Area Vasta Romagna, Pievesestina di Cesena, Italy; and
9. Munich Leukemia Laboratory, Munich, Germany