1. Department of Neurology; The First Affiliated Hospital of Guangxi Medical University; Nanning China
2. Department of Neurology; National Key Clinical; Department and Key Discipline of Neurology; The First Affiliated Hospital of Sun Yat-sen University; Guangzhou China
3. Department of Neurology; The First Affiliated Hospital of Guangzhou Medical University; Guangzhou China
4. Geriatric Neurology Department; Nanjing Brain Hospital; Nanjing Medical University; Nanjing China
5. Department of Neurology; Guangzhou Chinese Medical Integrated Hospital (Huadu); Guangzhou China
6. Ann Romney Center for Neurologic Disease; Brigham and Women's Hospital; Harvard Medical School; Boston MA USA
7. Department of Neurology; The Second Affiliated Hospital of Xinjiang Medical University; Urumqi China
8. Clinical Medicine Research Center; Shunde Hospital; Southern Medical University; Foshan China
9. Key Laboratory of Respiratory Disease; The First Affiliated Hospital of Guangzhou Medical University; Guangzhou China