Efficacy and safety of immunotherapy combined with single-agent chemotherapy as second- or later-line therapy for metastatic non-small cell lung cancer

Dongna Chen, Lin Li, Mingzhao Wang, Xingsheng Hu, Jun Jiang, Weihua Li, Lin Yang, Meng Fan, Yuankai Shi, Fang Lv^*, Yutao Liu^*

^*此作品的通讯作者