1. Department of Neurosurgery, Beijing Tiantan Hospital Capital Medical University Beijing China
2. Beijing Key Laboratory of Central Nervous System Injury Beijing Neurosurgical Institute, Capital Medical University Beijing China
3. Department of Intensive Care Unit, Beijing Tiantan Hospital Capital Medical University Beijing China
4. Center for Nerve Injury and Repair Beijing Institute of Brain Disorders Beijing China
5. China National Clinical Research Center for Neurological Diseases Beijing China