P1063: EFFICACY AND SAFETY OF PARSACLISIB-RUXOLITINIB COMBINATION THERAPY IN MYELOFIBROSIS PATIENTS WITH LOW VS HIGHER BASELINE PLATELET COUNT: A SUBGROUP ANALYSIS OF DATA FROM A PHASE 2 STUDY. (23rd June 2022) - Yacoub, A.; Borate, U.; Rampal, R.; Ali, H.; Wang, E.; Gerds, A.; Hobbs, G.; Kremyanskaya, M.; Winton, E.; O'Connell, C.; Goel, S.; Oh, S.; et al.