The clinical prognostic value of PD-L1 after concurrent chemoradiotherapy in Chinese nasopharyngeal carcinoma patients - Long, Guoxian; Li, Xiaoyu; Yang, Lin; Zhao, Jing; Lu, Xiang; Wang, Heng; Song, Jia; Mei, Qi; Hu, Guangyuan (Annals of Translational Medicine, 2021)