AUTHOR=Liu Ya , Huang Zilu , Chen Chen , Hu Yujun , Tao Yalan , Liu Songran , Feng Ping , Zheng Shuohan , Xia Yunfei TITLE=Combining interleukin 6 and EBV DNA levels predicts survival outcomes for patients with recurrent or metastatic nasopharyngeal carcinoma receiving chemoimmunotherapy JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1560897 DOI=10.3389/fimmu.2025.1560897 ISSN=1664-3224