Hailun Liang, DrPH, MSc, is Assistant Professor, School of Public Administration and Policy, Renmin University of China, Beijing, China. E-mail: hliang@ruc.edu.cn.
Lei Tao, MSc, is Graduate Student, School of Public Administration and Policy, Renmin University of China, Beijing, China.
Eric W. Ford, PhD, MPH, is Professor, Department of Health Care Organization and Policy, School of Public Health, University of Alabama at Birmingham.
May A. Beydoun, PhD, MPH, is Staff Scientist, Laboratory of Epidemiology and Population Sciences, National Institute on Aging, National Institutes of Health, Baltimore, Maryland. E-mail: baydounm@mail.nih.gov.
Shaker M. Eid, MD, MBA, is Associate Professor, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland.
This work was supported in part by National Natural Science Foundation of China (Grant Number: 71804183) in collaboration with the Intramural Research Program, National Institute on Aging, National Institutes of Health.
The authors have disclosed that they have no significant relationship with, or financial interest in, any commercial companies pertaining to this article.
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