1373MO JUPITER-06: A randomized, double-blind, phase III study of toripalimab versus placebo in combination with first-line chemotherapy for treatment naive advanced or metastatic esophageal squamous cell carcinoma (ESCC)

R-H. Xu, F. Wang, Chengxu Cui, James C. Yao, Y. Zhang, G. Wang, Jing Feng, Shuguang Yang, Yuhong Fan, Jingwen Shi, X. Zhang, Lin Shen, Yulou Shu, Canhui Wang, Tong Dai, Tianqin Mao, L. Chen, Zhikun Guo, B. Liu, Hong Pan