A FIRST‐IN‐HUMAN STUDY OF A HALF‐LIFE EXTENDED CD19‐TARGETING BiTE IN RELAPSED/REFRACTORY DIFFUSE LARGE B CELL LYMPHOMA, MANTLE CELL LYMPHOMA OR FOLLICULAR LYMPHOMA. (12th June 2019) - Popplewell, L.; Verhoef, G.; Kuruvilla, J.; Tuglus, C.; Kischel, R.; Stieglmaier, J.; Ghobadi, A.