1. Department of Neurosurgery, Shanghai General Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China
2. School of Public Health, Shanghai Jiaotong University School of Medicine, Shanghai, China
3. Department of Neurosurgery, The Second Affiliated Hospital, School of Medicine, Zhejiang University, China
4. Clinical Research Center for Neurological Diseases of Zhejiang Province, Hangzhou, China