[1] Univ Oslo, Oslo Univ Hosp, Oslo Myeloma Ctr, Dept Hematol, Oslo, Norway
[2] Univ Oslo, KG Jebsen Ctr B Cell Malignancies, Oslo, Norway
[3] Wilhelminen Canc Res Inst, Ctr Med Oncol & Hematol, Dept Med 1, Outpatient Dept & Palliat Care, Vienna, Austria
[4] Evangelismos Med Ctr, Bone Marrow Transplantat Unit, Athens, Greece
[5] Evangelismos Med Ctr, Dept Hematol, Athens, Greece
[6] Univ Hosp Ostrava, Dept Hemato Oncol, Ostrava, Czech Republic
[7] Univ Med & Pharm Carol Davila, Fundeni Clin Inst, Ctr Hematol & Bone Marrow Transplantat, Bucharest, Romania
[8] Med Univ Lublin, Dept HematoOncol, Lublin, Poland
[9] Med Univ Lublin, Bone Marrow Transplantat, Lublin, Poland
[10] Natl & Kapodistrian Univ Athens, Dept Clin Therapeut, Sch Med, Athens, Greece
[11] Semmelwe Univ, Dept Internal Med & Hematol, Budapest, Hungary
[12] Natl Res Ctr Hematol, Moscow, Russia
[13] Oncopeptides AB, Stockholm, Sweden
[14] Hosp Clin Univ Salamanca, IBSAL, CIC, Salamanca, Spain
[15] Dana Farber Canc Inst, USA, Boston, MA USA
[16] Erasmus MC Canc Inst, Rotterdam, Netherlands