P639: OUTCOMES FOR PATIENTS WITH CHRONIC LYMPHOCYTIC LEUKEMIA PREVIOUSLY TREATED WITH A COVALENT BTK AND BCL2 INHIBITOR IN THE UNITED STATES: A REAL-WORLD DATABASE STUDY. (23rd June 2022) - Mato, A. R.; Chen, Y.; Girvan, A. C.; Hess, L. M.; Bowman, L.; Abada, P.; Konig, H.; Walgren, R. A.