P343: GENOMIC CHARACTERISATION OF B-OTHER ALL IN UKALL2003 PATIENTS BY NEXT GENERATION SEQUENCING - C. Schwab; R. Cranston; S. Ryan; E. Butler; E. Winterman; Z. Hawking; M. Bashton; J. Murray; A. Enshaei; J. Gibson; A. Vora; A. Moorman; et al. (HemaSphere, 2022)