[1] Univ Genoa, Dept Internal Med & Med Specialties DiMI, Clin Hematol, Genoa, Italy
[2] Dana Farber Canc Inst, Dept Med Oncol, Jerome Lipper Multiple Myeloma Ctr, Boston, MA USA
[3] Harvard Med Sch, Boston, MA USA
[4] IRCCS Osped Policlin San Martino, Genoa, Italy
[5] Univ Genoa, Ctr Excellence Biomed Res, Genoa, Italy
[6] Univ Genoa, Dept Internal Med, Genoa, Italy
[7] Univ Genoa, Dept Expt Med DIMES, Genoa, Italy
[8] Lausanne Univ Hosp, Dept Med Lab & Pathol, Cent Hematol Lab, Lausanne, Switzerland
[9] Univ Lausanne, Lausanne, Switzerland
[10] Univ Genoa, Dept Expt Med, Ctr Excellence Biomed Res, Genoa, Italy
[11] Toulouse Univ, Toulouse Canc Res Ctr Oncopole, Toulouse, France
[12] VA Boston Healthcare Syst, Boston, MA USA