RT Journal Article SR Electronic T1 Expression and clinical significance of PD-L1, B7-H3, B7-H4 and TILs in human small cell lung Cancer (SCLC) JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP 65 DO 10.1186/s40425-019-0540-1 VO 7 IS 1 A1 Carvajal-Hausdorf, Daniel A1 Altan, Mehmet A1 Velcheti, Vamsidhar A1 Gettinger, Scott N. A1 Herbst, Roy S. A1 Rimm, David L. A1 Schalper, Kurt A. YR 2019 UL http://jitc.bmj.com/content/7/1/65.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.