[1] Mayo Clin, Div Hematol, Rochester, MN USA
[2] St Johns Canc Ctr, Dept Hematol, Lublin, Poland
[3] Evangelismos Med Ctr, Dept Hematol, Athens, Greece
[4] Med Univ Warsaw, Dept Hematol & Oncol, MTZ Clin Res, Warsaw, Poland
[5] Med Univ Silesian, Dept Canc Prevent, Katowice, Poland
[6] Laikon Univ Hosp, Dept Propaedeut Internal Med 1, Hematol Sect, Athens, Greece
[7] MONASH Univ, Malignant Haematol & Stem Cell Transplantat Serv, Alfred Hosp, Australian Ctr Blood Dis, Melbourne, Australia
[8] Millennium Pharmaceut Inc, Cambridge, MA USA
[9] Millennium Pharmaceut Inc, Cambridge, MA USA
[10] Natl & Kapodistrian Univ Athens, Sch Med, Dept Clin Therapeut, Athens, Greece