1. Department of Medical Oncology, Jerome Lipper Multiple Myeloma Center, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA;
2. UCD School of Medicine, College of Health and Agricultural Science and UCD Conway Institute of Biomolecular and Biomedical Research, University College Dublin, Dublin, Ireland;
3. Department of Hematology, West China Hospital, Sichuan University, Chengdu, China;
4. Department of Haematology, Mater Misericordiae University Hospital, Dublin, Ireland