1. School of Public Health and Management, Binzhou Medical University, Yantai, Shandong, China
2. The George Institute for Global Health, University of New South Wales, Sydney, New South Wales, Australia
3. Digital Health and Stroke Program, The George Institute for Global Health, Beijing, China
4. Department of Prevention and Treatment of Chronic Noncommunicable Diseases, Yantai Center for Disease Control and Prevention, Yantai, Shandong, China