1. Department of Neurology, The First Affiliated Hospital, Sun Yat-sen University , Guangzhou 510080 , China
2. Department of Neurosurgery, Southwest Hospital, Third Military Medical University (Army Medical University) , Chongqing 400038 , China
3. Department of Neurosurgery, The First Affiliated Hospital, Sun Yat-sen University , Guangzhou 510080 , China
4. Department of Neurology, The Seventh Affiliated Hospital, Sun Yat-sen University , Shenzhen 517108 , China
5. Guangdong Provincial Key Laboratory of Diagnosis and Treatment of Major Neurological Diseases, The First Affiliated Hospital, Sun Yat-sen University , Guangzhou 510080 , China