Efficacy and safety of dietary polyphenols in rheumatoid arthritis: A systematic review and meta-analysis of 47 randomized controlled trials - Long, Z; Xiang, W; He, Q; Xiao, W; Wei, H; Li, H; Guo, H; Chen, Y; Yuan, M; Yuan, X; Zeng, L; Yang, K; Deng, Y; Huang, Z (Front Immunol, 2023)