Duke Kunshan University, Duke University, Shanghai University of International Business and Economics, University of New South Wales (UNSW), Duke Kunshan University, Fudan University, University of New South Wales (UNSW) - ARC Centre of Excellence in Population Ageing Research (CEPAR), Sichuan University - National Clinical Research Center for Geriatrics, Sichuan University - National Clinical Research Center for Geriatrics, Sichuan University - National Clinical Research Center for Geriatrics and Duke Kunshan University