1 Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; The Academy of Medical Sciences of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; Henan Key Laboratory of Cerebrovascular Diseases, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China.
2 Department of Neurology, Jincheng General Hospital, Jincheng, Shanxi, PR China.
3 Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; The Academy of Medical Sciences of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China.
4 Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; Henan Key Laboratory of Cerebrovascular Diseases, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China. Electronic address: shichanghe@gmail.com.
5 Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; Henan Key Laboratory of Cerebrovascular Diseases, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, Henan, PR China; Institute of Neuroscience, Zhengzhou University, Zhengzhou, Henan, PR China. Electronic address: xuyuming@zzu.edu.cn.