1. Department of Neurology, The Third Hospital of Jilin University, Changchun, Jilin 130033, P.R. China
2. School of Life Sciences, Jilin University, Changchun, Jilin 130012, P.R. China
3. Medical Examination College, Jilin Medical University, Jilin, Jilin 132013, P.R. China
4. Medical Examination College, Jilin Medical University, Jilin, Jilin 132013, P.R. China
5. Department of Neurosurgery, The Third Hospital of Jilin University, Changchun, Jilin 130033, P.R. China