AUTHOR=Zhang Yunnan , Peng Wenxing , Yang Wei , Zhang Wenzhou , Fan Yannan TITLE=Efficacy and safety of programmed cell death protein-1 inhibitor for first-line therapy of advanced gastric or gastroesophageal junction cancer: a network meta-analysis JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1500954 DOI=10.3389/fimmu.2025.1500954 ISSN=1664-3224