AUTHOR=Zinellu Angelo , Mangoni Arduino A. TITLE=sCD40 and sCD40L as candidate biomarkers of rheumatic diseases: a systematic review and meta-analysis with meta-regression JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1479904 DOI=10.3389/fimmu.2025.1479904 ISSN=1664-3224