PT - JOURNAL ARTICLE AU - Davis, Andrew A. AU - Patel, Vaibhav G. TI - The role of PD-L1 expression as a predictive biomarker: an analysis of all US Food and Drug Administration (FDA) approvals of immune checkpoint inhibitors AID - 10.1186/s40425-019-0768-9 DP - 2019 Dec 01 TA - Journal for ImmunoTherapy of Cancer PG - 278 VI - 7 IP - 1 4099 - http://jitc.bmj.com/content/7/1/278.short 4100 - http://jitc.bmj.com/content/7/1/278.full SO - J Immunother Cancer2019 Dec 01; 7 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.