AUTHOR=Peng Qiuwei , Wang Jian , Li Kesong , Xia Congming , Yao Chuanhui , Guo Qiuyan , Gong Xun , Tang Xiaopo , Jiang Quan TITLE=Effects of plant active substances in rheumatoid arthritis—a systematic review and network meta-analysis JOURNAL=Frontiers in Pharmacology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1536023 DOI=10.3389/fphar.2025.1536023 ISSN=1663-9812