Treatment of advanced squamous nonsmall cell lung cancer with programmed cell death ligand 1  inhibitors: a report of two cases and literature review
Mo Yijun1, Zhang Jianhua1, Yan Jun1, Lin Lina2
Clinical Focus . 2019, (3): 237 -243 .  DOI: 10.3969/j.issn.1004-583X.2019.03.008