RT Journal Article SR Electronic T1 First-line treatment for patients with advanced non-small cell lung carcinoma and high PD-L1 expression: pembrolizumab or pembrolizumab plus chemotherapy JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP 120 DO 10.1186/s40425-019-0600-6 VO 7 IS 1 A1 Zhou, Yixin A1 Lin, Zuan A1 Zhang, Xuanye A1 Chen, Chen A1 Zhao, Hongyun A1 Hong, Shaodong A1 Zhang, Li YR 2019 UL http://jitc.bmj.com/content/7/1/120.abstract AB Markup server — Error Not Found The page you were trying to reach could not be found. Please check the address for the page you were trying to reach. If you believe you have reached this page in error, you may contact us with any questions.