Affiliation: | 1. Department of Neurology, Beijing Tiantan Hospital, Capital Medical University, , Beijing, China;2. China National Clinical Research Center for Neurological Diseases (NCRC‐ND), , Beijing, China;3. INI Stroke Network, OSF Healthcare System, University of Illinois College of Medicine, , Peoria, IL, USA;4. Departments of Neurology and Epidemiology, University of California, , San Francisco, CA, USA |