1. Department of Anesthesiology, The Second Hospital of Jilin University, Jilin University, Changchun, China
2. Department of Neurobiology, School of Basic Medicine, Fourth Military Medical University, Xi'an, China
3. Medical Experiment Center, Shaanxi University of Chinese Medicine, Xianyang, China
4. Department of Neurosurgery, Xijing Hospital, Fourth Military Medical University, Xi'an, China
5. College of Life Sciences, Northwest University, Xi'an, China
6. The Twenty-second Squadron of the Sixth Regiment, School of Basal Medicine, Fourth Military Medical University, Xi'an, China
7. The Fourteenth Squadron of the Fourth Regiment, School of Basal Medicine, Fourth Military Medical University, Xi'an, China
8. Department of Neurosurgery, Xi'an Daxing Hospital, Xi'an, China