1. Department of Neurology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, PR China;
2. Department of Neurology, Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, PR China;
3. The two authors contribute equally.
4. Department of Internal Medicine, Armed Police Hospital of Hangzhou, Hangzhou, PR China;
5. Departments of Physical Medicine and Rehabilitation, Zhejiang Chinese Medical University Affiliated Jinhua TCM Hospital, Jinhua, PR China