1. Department of Neurology, The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, PR. China
2. Department of General Medical, The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, PR. China
3. Zunyi Medical University, Zunyi 563000, PR. China
4. Department of Emergency, Guizhou Provincial People’s Hospital, Guiyang 550004, PR. China
5. Department of Neurology, Guizhou Provincial People’s Hospital, Guiyang 550004, PR. China