1. Cerebrovascular Diseases Research Institute and Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China
2. Center of Stroke, Beijing Institute for Brain Disorders, Beijing, China
3. Beijing Key Laboratory of Translational Medicine for Cerebrovascular Diseases,Beijing, China
4. Department of Neurology, Zibo Central Hospital, Zibo, China
5. Internal Medicine Department, Central Hospital of Beijing Prison Administration Bureau, Beijing, China