Efficacy and safety of anti-PD-1 antibody plus regorafenib in refractory microsatellite stable metastatic colorectal cancer: a retrospective single-arm cohort study

por Li, Rong-Rong, Yin, Xian-Li, Zeng, De-Yu, Shao, Feng-Jiang, Yamamoto, Seiichiro, Liu, Wu, Liu, Zhen-Yang
Publicado 2022