DONOR LYMPHOCYTE INFUSIONS INDUCE DURABLE RESPONSES IN PATIENTS WITH FOLLICULAR, MANTLE AND T CELL LYMPHOMAS RELAPSING AFTER AN ALLOSCT. AN EBMT‐LWP STUDY. (12th June 2019) - Robinson, S.; Boumendil, A.; Finel, H.; Khvedelidze, I.; Kanfer, E.; Peggs, K.; Fuesrt, S.; Ram, R.; Marjit, E.; Vandenberghe, E.; Afanasyev, B.; Wulf, G.; et al.