AUTHOR=Wan Zhiyong , Cui Meng , Yang Jia , Liao Dan , Chen Junliang , Li Fanmin , Xiang Yin , Cui Zhiwei , Yang Yang TITLE=Prognostic significance of programmed cell death 1 expression on CD8+T cells in various cancers: a systematic review and meta-analysis JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1531219 DOI=10.3389/fonc.2024.1531219 ISSN=2234-943X