1. Department of Neurology, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, China.
2. Department of Neurology, Affiliated Hospital of Guangdong Medical University, Zhanjiang, Guangdong, China.
3. Guangdong Key Laboratory of Age-Related Cardiac and Cerebral Diseases, Guangdong Medical University, Zhanjiang, Guangdong, China.
4. Neurology & Neurosurgery Division, Stroke Center, The Clinical Medicine Research Institute & The First Affiliated Hospital, Jinan University, Guangzhou, Guangdong, China.