Affiliation: | [1]Department of Neurology, the Second Hospital of Hebei Medical University, Shijiazhuang; [2]Department of Neurology, Bejing Aerospace General Hospital, Beijing 100076, China; [3]Department of Neurology, Beijing Daxing Hospital of Capital University, Beijing 102600, China; [4]Department of Neurology, Beijing Shijingshan Hospital, Beijing 100043, China; [5]Department of Neurology, Beijing Shijitan Hospital, Beijing 100038, China |