1. Department of Neurosurgery, Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang, China
2. Clinical Research Center for Neurological Diseases of Zhejiang Province, Hangzhou, Zhejiang, China
3. Department of Respiratory and Critical Care Medicine, Affiliated Hospital of Jiujiang University, Jiujiang, Jiangxi, China
4. Department of Neurosurgery, Fourth Affiliated Hospital, School of Medicine, Zhejiang University, Yiwu, Zhejiang, China.