1. Department of Neurosurgery, The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou 545000, Guangxi, China
2. Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu 610000, Sichuan, China
3. Department of Pharmacy, The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou 545000, Guangxi, China