[1] Int Myeloma Fdn IMF, Los Angeles, CA USA
[2] Cedars Sinai Comprehens Canc Ctr, Los Angeles, CA USA
[3] SWOG Stat Ctr, Seattle, WA USA
[4] Mayo Clin, Dept Internal Med, Div Hematol, Rochester, MN USA
[5] Wayne State Univ, Karmanos Canc Ctr, Detroit, MI USA
[6] Univ Arkansas Med Sci, Myeloma Inst, Little Rock, AR 72205 USA
[7] Sanford NCORP Northern Cent Plains, Siouxland Reg Canc Ctr, Sioux City, IA USA
[8] Canc Care Western North Carolina, Southeast Clin Oncol Res Consortium NCORP, Asheville, NC USA
[9] Cleveland Clin, Taussig Canc Inst, Cleveland, OH 44106 USA
[10] St Joseph Mercy Hosp, Michigan Canc Res Consortium NCORP, Ann Arbor, MI 48104 USA
[11] Univ Texas MD Anderson Canc Ctr, Dept Lymphoma & Myeloma, Houston, TX 77030 USA
[12] Mayo Clin, Div Hematol, Rochester, MN USA