1. Department of Neurology, Peking University China-Japan Friendship School of Clinical Medicine, Beijing, China (mainland)
2. Department of Neurology, Graduate School of Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, China (mainland)
3. Department of Cardiovascular, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, China (mainland)
4. Department of Neurology, China-Japan Friendship Hospital, Beijing, China (mainland)