[1] Hop Edouard Herriot, Lyon, France
[2] Merck Res Labs, Dept Epidemiol, N Wales, PA USA
[3] Merck Res Labs, Dept Sci Programming, N Wales, PA USA
[4] Oregon Hlth & Sci Univ, Ctr Hematol Malignancies, Portland, OR 97201 USA
[5] Univ Bologna, Inst Hematol & Med Oncol, Mol Biol Unit, Bologna, Italy
[6] Univ Klinikum Jena, Klin Innere Med 2, Abt Hamatol & Internist Onkol, Jena, Germany
[7] Hammersmith Teaching Hosp, Dept Haematol, London, England
[8] Singapore Gen Hosp, Duke NUS Grad Med Sch, Dept Hematol, Singapore 0316, Singapore
[9] Univ Copenhagen, Herlev Hosp, Dept Hematol, DK-2730 Herlev, Denmark
[10] Catholic Univ Korea, Seoul St Marys Hosp, Seoul, South Korea
[11] Univ Texas Hlth Sci Ctr San Antonio, Canc Therapy & Res Ctr, Inst Drug Dev, San Antonio, TX 78229 USA
[12] Univ Texas MD Anderson Canc Ctr, Dept Leukemia, Houston, TX 77030 USA