PB2328: TRIAL IN PROGRESS: ATHENA-1 – A PHASE 1 STUDY TO ASSESS SAFETY AND TOLERABILITY OF REGN5837 IN COMBINATION WITH ODRONEXTAMAB IN PATIENTS WITH RELAPSED/REFRACTORY AGGRESSIVE B-CELL NON-HODGKIN LYMPHOMA - Pim G. N. J. Mutsaers; Jeremy S. Abramson; Manjusha Namuduri; Jingjin LI; Nickolas A. Sophos; Min Zhu; Jurriaan Brouwer-Visser; Hesham Mohamed; Aafia Chaudhry; Andrew J. Davies (HemaSphere, 2023)