[1] Roswell Pk Canc Inst, Dept Med, Buffalo, NY 14263 USA
[2] St Vincents Comprehens Canc Ctr, Multiple Myeloma Program, New York, NY USA
[3] Dana Farber Canc Inst, Boston, MA 02115 USA
[4] ImmunoGen Inc, Cambridge, MA USA
[5] Boston VA Hlth Care Syst, Dept Med, Boston, MA USA