1 Department of Neurosurgery, Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, China; Department of Neurosurgery, Li Hui Li Hospital of Medical Centre of Ningbo, Ningbo, China.
2 Department of Neurosurgery, Li Hui Li Hospital of Medical Centre of Ningbo, Ningbo, China.
3 Department of Neurosurgery, Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, China. Electronic address: zjm135zjm135@163.com.