RT Journal Article SR Electronic T1 Exceptional response to PD-1 inhibition immunotherapy in advanced metastatic osteosarcoma with tumor site infection JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e004673 DO 10.1136/jitc-2022-004673 VO 10 IS 9 A1 Li, Meng A1 Bao, Qiyuan A1 Zhang, Zhusheng A1 Wang, Beichen A1 Liu, Zhuochao A1 Wen, Junxiang A1 Wan, Rong A1 Shen, Yuhui A1 Zhang, Weibin YR 2022 UL http://jitc.bmj.com/content/10/9/e004673.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.