Patient inclusion criteria
DISEASE, MYELOMA
All patients older than 18 years old with a relapse or a progression of previously diagnosed symptomatic MM according to International Myeloma Working Group (IMWG) criteria and who were previously treated with at least two lines of therapy including at least one proteasome inhibitor and at least one of the immunomodulatory imide drugs (IMiDs) were included. Patients were to have a measurable disease (M-protein and/or free light chains) in serum and/or urine.