Causal relationship between immune cells and knee osteoarthritis: a two-sample bi-directional Mendelian randomization analysis 
Wu Guangtao, Qin Gang, He Kaiyi, Fan Yidong, Li Weicai, Zhu Baogang, Cao Ying
Chinese Journal of Tissue Engineering Research . 2025, (5): 1081 -1090 .  DOI: 10.12307/2025.292