1. State Key Laboratory of Experimental Hematology, Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Tianjin, China;
2. Division of Hematology, Oncology, and Blood and Marrow Transplantation, Department of Internal Medicine, University of Iowa, Iowa City, IA;
3. LeBow Institute for Myeloma Therapeutics and Jerome Lipper Center for Multiple Myeloma Center, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA;
4. Qilu Hospital of Shandong University (Qing dao), Qingdao, China; and
5. Shenzhen Second People’s Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, China