AUTHOR=Ma Qingping , Hou Shufu , Ma Haibo , Gao Jing , Song Dandan TITLE=Prognostic significance of circulating tumor DNA in urothelial carcinoma patients undergoing immune checkpoint inhibitor therapy: a systematic review and meta-analysis JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1574449 DOI=10.3389/fimmu.2025.1574449 ISSN=1664-3224