Clinical efficacy of probiotic supplementation in the treatment of knee osteoarthritis: a meta-analysis - Tian, Miao; Zhu, Youyang; Lu, Shiyu; Qin, Yuliang; Li, Xinyao; Wang, Tao; Guo, Ying; Shi, Hongling; Qin, Dongdong (Frontiers in Microbiology, 2025)