757PM7824 (MSB0011359C), a bifunctional fusion protein targeting PD-L1 and TGF-β, in Asian patients with pretreated biliary tract cancer: Preliminary results from a phase I trial. (23rd October 2018) - Yoo, C; Oh, D-Y; Choi, H J; Kudo, M; Ueno, M; Kondo, S; Chen, L-T; Osada, M; Helwig, C; Dussault, I; Ikeda, M