[1] Cedars Sinai Comprehens Canc Ctr, Los Angeles, CA USA
[2] Heidelberg Univ, Heidelberg, Germany
[3] Univ Salamanca Hosp IBSAL, Salamanca, Spain
[4] Univ Hosp Salamanca, Salamanca, Spain
[5] Shanghai Chang Zheng Hosp, Dept Hematol, Myeloma & Lymphoma Ctr, Shanghai, Peoples R China
[6] Sungkyunkwan Univ, Dept Med, Samsung Med Ctr, Sch Med, Seoul, South Korea
[7] Univ Pavia, Inst Sci, Policlin San Matteo, Pavia, Italy
[8] Fdn IRCCS Policlin San Matteo, Pavia, Italy
[9] Catholic Univ Korea, Seoul St Marys Hosp, Seoul, South Korea
[10] Univ Athens, Athens, Greece
[11] Univ Athens, Sch Med, Athens, Greece
[12] Wilhelminenspital Stadt Wien, Wilhelminen Canc Res Inst, Dept Med, Ctr Oncol Hematol & Palliat Care, Vienna, Austria
[13] Ctr Hosp Lisboa Norte, Lisbon, Portugal
[14] Gunma Univ, Maebashi, Gunma, Japan
[15] Complejo Asistencial Univ Leon, Leon, Spain
[16] Hosp Clin Barcelona, Barcelona, Spain
[17] UZ Leuven, Leuven, Belgium
[18] Cornerstone Res Grp Inc, Burlington, ON, Canada
[19] Mayo Clin, Rochester, MN USA