A MULTICENTER PILOT STUDY USING INDUCTION CHEMO-IMMUNOTHERAPY FOLLOWED BY CONSOLIDATION WITH REDUCED TOXICITY CONDITIONING AND ALLOGENEIC STEM CELL TRANSPLANT IN ADVANCED STAGE MATURE NON-APLASTIC T/NK-CELL LYMPHOMA/ LEUKEMIA IN CHILDREN, ADOLESCENT, AND YOUNG ADULTS (CAYA). (October 2022) - Xavier, A.; Harrison, L.; Miles, R.; Voss, S.; Lim, M.; Cairo, M.