Programmed death-ligand 1 expression in the tumour stroma of colorectal liver oligometastases and its association with prognosis after liver resection

por Peng, Jian-Hong, Tai, Yi, Zhao, Yi-Xin, Luo, Bao-Jia, Ou, Qing-Jian, Pan, Zhi-Zhong, Zhang, Lin, Lu, Zhen-Hai
Publicado 2020