Cemsidomide in Combination With Dexamethasone Achieved a 50% Overall Response Rate (ORR) at the Highest Dose Level (100 µg) and a 40% ORR at the 75 µg Dose Level in a Heavily Pre-Treated Relapsed/Refractory Multiple Myeloma Patient Population Responses Across Dose Levels With Median Duration of Response of 9.3 Months as of the Data Cut-off Date; Median Duration of Response Not Yet Reached at Two Highest Doses No Discontinuations Related to Cemsidomide and Few Dose Reductions Support a Safety Profile That Ma ...