HHLA2 and PD-L1 co-expression predicts poor prognosis in patients with clear cell renal cell carcinoma
Qiang-Hua Zhou, Kai-Wen Li, Xu Chen, Hai-Xia He, Sheng-Meng Peng, Shi-Rong Peng, Qiong Wang, Ze-An Li, Yi-Ran Tao, Wen-Li Cai, Ran-Yi Liu, Hai Huang
Journal for ImmunoTherapy of Cancer Jan 2020, 8 (1) e000157; DOI: 10.1136/jitc-2019-000157