P1055: BROMODOMAIN AND EXTRA-TERMINAL (BET) INHIBITOR INCB057643 (LIMBER-103) IN PATIENTS (PTS) WITH RELAPSED OR REFRACTORY MYELOFIBROSIS (R/R MF) AND OTHER ADVANCED MYELOID NEOPLASMS: A PHASE 1 STUDY - Justin M. Watts; Anthony M. Hunter; Alessandra Iurlo; Blanca Xicoy; Francesca Palandri; Brandi Reeves; Alessandro Vannucchi; Prithviraj Bose; Rosa Ayala Diaz; Anna B. Halpern; Xuejun Chen; Francis Seguy; et al. (HemaSphere, 2023)