1 Department of Neurology,Hospital of Botou City, Cangzhou, 062150, China. Electronic address: zhaoxiaoyang1105@sina.com.
2 Department of Orthopedic,Hospital of Botou City, Cangzhou, 062150, China.
3 Department of Neurology, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Cangzhou, 061000, China.