1. Department of Neurology, Tianjin Huanhu Hospital, Tianjin 300350, China
2. Tianjin Key Laboratory of Cerebral Vascular and Neurodegenerative Disease, Tianjin 300350, China
3. Department of Neurology, Tianjin Medical University General Hospital, Tianjin 300052, China
4. Laboratory of Epidemiology, Tianjin Neurological Institute, Tianjin 300052, China
5. Tianjin Neurological Institute, Key Laboratory of Post-Neuroinjury Neuro-repair and Regeneration in Central Nervous System, Ministry of Education and Tianjin City, Tianjin 300052, China
6. Department of Neurology, Tianjin Haibin People’s Hospital, Tianjin 300280, China