P356: SUBGROUP ANALYSES OF KTE-X19, AN ANTI-CD19 CHIMERIC ANTIGEN RECEPTOR (CAR) T-CELL THERAPY, IN ADULT PATIENTS WITH RELAPSED OR REFRACTORY B-CELL ACUTE LYMPHOBLASTIC LEUKEMIA (R/R B-ALL) IN ZUMA-3. (23rd June 2022) - Shah, B. D.