P778: LONG-TERM UTILIZATION AND BENEFIT OF LUSPATERCEPT IN PATIENTS (PTS) WITH LOWER-RISK MYELODYSPLASTIC SYNDROMES (LR-MDS) FROM THE MEDALIST TRIAL. (23rd June 2022) - Fenaux, P.; Santini, V.; Komrokji, R. S.; Zeidan, A.; Garcia-Manero, G.; Buckstein, R.; Miteva, D.; Keeperman, K.; Holot, N.; Zhang, J.; Nadal, J. A.; Rosettani, B.; et al.