P707: DOSE MODIFICATION DYNAMICS OF PONATINIB IN PATIENTS WITH CHRONIC-PHASE CHRONIC MYELOID LEUKEMIA (CP-CML) FROM THE PACE AND OPTIC TRIALS. (23rd June 2022) - Apperley, J.; Kantarjian, H.; Deininger, M.; Abruzzese, E.; Cortes, J.; Chuah, C.; DeAngelo, D. J.; DiPersio, J.; Hochhaus, A.; Lipton, J.; Nicolini, F.; Pinilla-Ibarz, J.; et al.