1. Department of Neurology, Beijing Tiantan Hospital (A.W., X.T., Y. Zuo, Y. Zhang, X.Z., Q.X., P.W.), Capital Medical University.
2. China National Clinical Research Center for Neurological Diseases (A.W., X.T., Y. Zuo, Y. Zhang, X.Z., Q.X., P.W.), Capital Medical University.
3. Department of Epidemiology and Health Statistics, School of Public Health (X.T., Y. Zuo), Capital Medical University.
4. Beijing Municipal Key Laboratory of Clinical Epidemiology, China (X.T., Y. Zuo).
5. Department of Cardiology, Kailuan Hospital, North China University of Science and Technology, Tangshan (S.C., S.W.).
6. Clinical Research Institute, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, China (X.D., Y. Zhou).