1. Department of Neurology, Dongfang Hospital, Beijing University of Chinese Medicine, Beijing 100078, China
2. Department of Radiology, Dongfang Hospital, Beijing University of Chinese Medicine, Beijing 100078, China
3. Department of Radiology and Tianjin Key Laboratory of Functional Imaging, Tianjin Medical University General Hospital, Tianjin 300052, China
4. Department of Radiology, Aerospace Center Hospital, Beijing 100049, China
5. Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing 100053, China
6. Department of Radiology, Xuanwu Hospital of Capital Medical University, Beijing 100053, China