P914: EFFICACY AND SAFETY OF BELANTAMAB MAFODOTIN MONOTHERAPY IN PATIENTS WITH RELAPSED OR REFRACTORY LIGHT CHAIN AMYLOIDOSIS: A PHASE 2 STUDY BY THE EUROPEAN MYELOMA NETWORK. (23rd June 2022) - Kastritis, E.; Palladini, G.; Dimopoulos, M. A.; Jaccard, A.; Merlini, G.; Theodorakakou, F.; Fotiou, D.; Minnema, M. C.; Wechalekar, A.; Gkolfinopoulos, S.; Manousou, K.; Sonneveld, P.; et al.