P929: IXAZOMIB AND DARATUMUMAB WITHOUT DEXAMETHASONE (I-DARA) IN ELDERLY FRAIL RELAPSING MYELOMA (RRMM) PATIENTS: RESULTS OF THE PHASE 2 STUDY IFM 2018-02 OF THE INTERGROUPE FRANCOPHONE DU MYELOME (IFM). (23rd June 2022) - Macro, M.