GENOMIC EVOLUTION AND RESISTANCE TO PIRTOBRUTINIB IN COVALENT BTK-INHIBITOR PRE-TREATED CHRONIC LYMPHOCYTIC LEUKEMIA PATIENTS: RESULTS FROM THE PHASE I/II BRUIN STUDY oleh JR Brown, JA Woyach, K Patel, TA Eyre, Cy Cheah, P Ghia, W Jurczak, P Abada, WG Wierda, GFPN Presenter