1. The Affiliated Hospital of Guizhou Medical University , Postal Address: No. 28, Guiyijie Road , Guiyang City , Postal Code 550004 , People’s Republic of China
2. Department of Anesthesiology, The Affiliated Hospital of Guizhou Medical University , Postal Address: No. 28, Guiyijie Road , Guiyang City , Postal Code 550004 , People’s Republic of China
3. Emergency Department, The Affiliated Hospital of Guizhou Medical University , Postal Address: No. 28, Guiyijie Road , Guiyang City , Postal Code 550004 , People’s Republic of China
4. Department of Neurology, Zhengzhou Second People’s Hospital , Postal address: No. 90, Hanghai Middle Road , Zhengzhou City , Postal Code 450000, Henan Province , People’s Republic of China
5. Department of Neurosurgery, Qiannan State People’s Hospital of Guizhou Province , Duyun City , Postal Code 558000 , People’s Republic of China
6. Department of Neurology, Tongji Hospital of Tongji Medical College, Huazhong University of Sciences and Technology , Postal address: No.1095, Road Jiefang , Wuhan , Postal code 430030 , People’s Republic of China