1 | Department of Neurology, Hebei Medical University, Shijiazhuang, Hebei, China |
2 | Department of Neurology, HeBei General Hospital, Shijiazhuang, Hebei, China |
3 | Department of Neurology, Cangzhou Central Hospital, Cangzhou, Hebei, China |
4 | No. 2 Department of Neurology, Cangzhou People’s Hospital, Cangzhou, Hebei, China |