AUTHOR=Sun Jing , Li Zhenzhen , Zhu Xiaming TITLE=Prognostic role of prognostic nutritional index in patients with bladder cancer: 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.2024.1486389 DOI=10.3389/fonc.2024.1486389 ISSN=2234-943X