PB1767: OUTCOME OF RELAPSED CHILDHOOD ACUTE LYMPHOBLASTIC LEUKEMIA IN THE SOUTH OF TUNISIA SINGLE CENTER EXPERIENCE. (23rd June 2022) - Siala, N.; Frikha, I.; Medhaffar, M.; Ben Amor, I.; Turki, I.; Ben Abdejallil, N.; Fakhfekh, Y.; Louati, N.; kassar, O.; Charfi, M.; Kallel, F.; Khelifa, L.; et al.