1. Department of Neurology, Tianjin Medical University General Hospital, Tianjin, 300052, China
2. 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
3. Department of Neurology, Tianjin TEDA Hospital, Tianjin, 300457, China
4. Laboratory of Epidemiology, Tianjin Neurological Institute, Tianjin, 300052, China
5. Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, China