PB1897: DISCONTINUATION OF IMATINIB IN PATIENTS FOLLOWED FOR CHRONIC MYELOID LEUKEMIA IN DEEP MOLECULAR RESPONSE - Y. Bouchakor Moussa; S. Taoussi; S. Oukid; F. Lamraoui; N. Rekab; K. M. Benlabiod; H. Brahimi; M. T. Abad; M. Bradai (HemaSphere, 2022)