1. Department of Neurology, The Sixth Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China
2. Department of Neurology, The Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China
3. Department of Pathology, The Eight Affiliated Hospital of Sun Yat-Sen University, Shenzhen, China
4. Department of Neurology, The First Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China
5. Department of Neurosurgery, Guangdong 999 Brain Hospital, Guangzhou, China