Prevalence and related factors of physical function and cognitive impairment among older adults: a population-based regional cross-sectional study - Zhang, Yi; Cheng, Guifen; Chen, Ling; Wang, Xiaoxia; Lin, Lixia; Huang, Qiao; Guo, Jinhua; Gong, Bei; Shen, Tiemei (Frontiers in Aging Neuroscience, 2025)