1 Department of Neurology, The Second People's Hospital of Hefei, Hefei Hospital Affiliated to Anhui Medical University, No. 246 Heping Road, Hefei, 230011, China.
2 Department of Neurology, The Second People's Hospital of Hefei, Hefei Hospital Affiliated to Anhui Medical University, No. 246 Heping Road, Hefei, 230011, China. xiamingwu1965@163.com.