1. Department of Neurology, The First Affiliated Hospital, Guangxi Medical University, Nanning, Guangxi Zhuang Autonomous Region, China
2. Department of Neurology and Stroke Center, The First Affiliated Hospital, Sun Yat-Sen University, Guangzhou, Guangdong
3. Department of Neurology, Wuzhou Red Cross Hospital, Wuzhou, Guangxi Zhuang Autonomous Region, China