Association between stroke and fracture and the mediating role of depression: a cross-sectional study from NHANES 2017 to 2020 - Dan, Yuqin; Pei, Xuewen; Xu, Danghan; Liu, Zhaoxi; Wang, Yuqi; Yin, Meng; Li, Li; Yu, Gongchang (Frontiers in Neurology, 2025)