P1162: ZANUBRUTINIB IN OLDER PATIENTS (PTS) WITH RELAPSED/REFRACTORY (R/R) MARGINAL ZONE LYMPHOMA (MZL): SUBGROUP ANALYSIS OF THE MAGNOLIA STUDY. (23rd June 2022) - Opat, S.; Hu, B.; Tedeschi, A.; Linton, K. M.; McKay, P.; Chan, H.; Jin, J.; Sun, M.; Sobieraj-Teague, M.; Zinzani, P. L.; Coleman, M.; Browett, P.; et al.