1. Department of Neurology, Guizhou Provincial People's Hospital, Guiyang 550002, China
2. Department of Physiology and Pharmacology, Loma Linda University, Loma Linda, CA 92350, USA
3. Department of Neurosurgery, Loma Linda University, Loma Linda, CA 92350, USA
4. Burrell College of Osteopathic Medicine, Las Cruces, NM 88003, USA
5. Institute of Neuroscience, Chongqing Medical University, Chongqing 400016, China
6. Department of Neurosurgery, Affiliated Haikou Hospital of Xiangya Medical College, Central South University, Haikou, Hainan 570208, China
7. Department of Neurosurgery, Taicang Hospital Affiliated to Soochow University, Taicang, Suzhou, Jiangsu 215400, China
8. Department of Anesthesiology, Loma Linda University, Loma Linda, CA 92350, USA