P921: UPDATED EFFICACY AND SAFETY RESULTS OF TECLISTAMAB, A B-CELL MATURATION ANTIGEN X CD3 BISPECIFIC ANTIBODY, IN PATIENTS WITH RELAPSED/REFRACTORY MULTIPLE MYELOMA FROM MAJESTEC-1. (23rd June 2022) - Martínez-López, J.; Moreau, P.; Usmani, S. Z.; Garfall, A.; van de Donk, N. W.; San-Miguel, J. F.; Oriol, A.; Chari, A.; Karlin, L.; Mateos, M.-V.; Popat, R.; Nooka, A. K.; et al.