Qin, S., Fang, W., Zhao, H., Yuan, X., Gu, S., Li, W., Ma, J., Gu, K., Ren, Z., Pan, Y., Zhang, T., Qin, L., Chen, Y., Wang, Z., Liu, X., Wang, Y., He, Y., Liang, H. (2026). Envafolimab (KN035) plus gemcitabine and oxaliplatin (GEMOX) compared with GEMOX as first-line treatment for Chinese patients with advanced biliary tract cancer: A randomized, open-label, multi-center, phase III pivotal trial.. Journal of Clinical Oncology. https://doi.org/10.1200/jco.2026.44.16_suppl.4118