Topic: AS04-MDS Biology and Pathogenesis/AS04b-Clonal diversity & evolution: LONG-TERM MUTATIONAL DYNAMICS IN DEL(5Q) MDS PATIENTS EARLY TREATED WTIH LENALIDOMIDE (SINTRAREV CLINICAL TRIAL). SAFE AND EFFECITIVE APPROACH REGARDING CLONAL EVOLUTION?. (May 2023) - Castelló, S.M. Toribio