AUTHOR=Jiang Cailing , Wang Shuqin , Zhu Lijun TITLE=Efficacy and safety of immunotherapy for head and neck squamous cell carcinoma: a meta-analysis of randomized clinical trials JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1489451 DOI=10.3389/fonc.2024.1489451 ISSN=2234-943X