%0 Journal Article %T Clinical significance of ¡Ý 50% PD©\L1 expression with the SP263 monoclonal antibody in non©\small cell lung cancer patients %A Changyuan Guo %A Jianming Ying %A Lei Guo %A Peng Song %A Shugeng Gao %A Wenbin Li %A Xiuyun Liu %J Archive of "Thoracic Cancer". %D 2019 %R 10.1111/1759-7714.12929 %K Driver mutation %K non©\small cell lung cancer %K programmed death ligand 1 %K smoking %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6360219/