[1] Univ Texas MD Anderson Canc Ctr, Dept Lymphoma Myeloma, Houston, TX 77030 USA
[2] Northwestern Univ, Dept Med, Feinberg Sch Med, Div Hematol Oncol, Chicago, IL 60611 USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Lymphoma & Myeloma, Houston, TX 77030 USA
[4] ImmunoGen Inc, Res & Dev, Waltham, MA USA
[5] Sanofi Aventis, Bridgewater, NJ USA
[6] Sanofi Aventis, Bridgewatere, NJ USA