RT Journal Article SR Electronic T1 Comparative safety and efficacy of anti-PD-1 monotherapy, chemotherapy alone, and their combination therapy in advanced nasopharyngeal carcinoma: findings from recent advances in landmark trials JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP 159 DO 10.1186/s40425-019-0636-7 VO 7 IS 1 A1 Lv, Jia-Wei A1 Li, Jun-Yan A1 Luo, Lin-Na A1 Wang, Zi-Xian A1 Chen, Yu-Pei YR 2019 UL http://jitc.bmj.com/content/7/1/159.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.