Protocol for Shenzhen Ageing Cohort Study (SZ-ageing): a prospective observational cohort study of elderly disability and cognitive impairment.
Wenqing NiXiaobo PengXueli YuanYuanying SunHongmin ZhangYan ZhangJian XuPublished in: BMJ open (2023)
Chinese Clinical Trial Registry (ChiCTR2200060055).