[1] Massachusetts Gen Hosp, Dept Pathol, Boston, MA 02114 USA
[2] Harvard Univ, Massachusetts Gen Hosp, Sch Med, MGH Canc Ctr, Boston, MA 02114 USA
[3] Massachusetts Gen Hosp, Ctr Lymphoma, Ctr Canc, Boston, MA 02114 USA
[4] Dana Farber Canc Inst, Dept Med Oncol, Jerome Lipper Multiple Myeloma Ctr, Boston, MA 02115 USA
[5] Brigham & Womens Hosp, Boston, MA 02115 USA
[6] VA Boston Healthcare Syst, Dana Farber Canc Inst, Boston, MA USA
[7] Harvard Univ, Sch Med, Boston, MA USA