1. LeBow Institute for Myeloma Therapeutics and Jerome Lipper Center for Multiple Myeloma Research, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA;
2. Clinic of Hematology, Department of Internal Medicine, University of Genoa, Istituto di Ricovero e Cura a Carattere Scientifico Scientifico Azienda Ospedaliera Universitaria San Martino–Istituto Scientifico Tumori, Genoa, Italy;
3. Beth Israel Deaconess Medical Center Genomics, Proteomics, Bioinformatics and Systems Biology Center, Beth Israel Deaconess Medical Center, Boston, MA; and
4. The Massachusetts General Hospital Cancer Center, Harvard Medical School, Boston, MA