[Tang, Dan] Department of Neurosurgery, The First People's Hospital of Huaihua, Huaihua, Hunan, China
[Liu, Jun] Department of Neurology, The Second People's Hospital of Huaihua, Huaihua, Hunan, China
[Xiao, Chunwen] Department of Neurosurgery, The Second People's Hospital of Huaihua, Huaihua, Hunan, China
[Xie, Dujie] Department of Neurology, Third Xiangya Hospital, Central South University, Changsha, China
[Fu, Xiaohong] Department of Neurosurgery, The First People's Hospital of Zunyi, ZunYi, Guizhou, China