A PIVOTAL, RANDOMIZED, DOUBLE‐BLIND, PLACEBO‐CONTROLLED, TWO‐ARM, PHASE 2 STUDY OF ME‐401 INVESTIGATING TWO DOSING SCHEDULES IN PATIENTS WITH FOLLICULAR LYMPHOMA (FL) AFTER FAILURE OF TWO OR MORE PRIOR SYSTEMIC THERAPIES. (12th June 2019) - Zelenetz, A.