1. Department of Neurology Xuan Wu Hospital of the Capital Medical University Beijing China
2. Center of Alzheimer's Disease Beijing Institute for Brain Disorders Beijing China
3. Department of Neurology The Affiliated Union Hospital of Fujian Medical University Fuzhou Fujian China
4. Department of Neurology Ruijin Hospital Affiliated to Shanghai Jiaotong University School of Medicine Shanghai China
5. Department of Neurology Zhongnan Hospital of Wuhan University Wuhan Hubei China
6. Department of Neurology The First Teaching Hospital of Jilin University Changchun Jilin China
7. Department of Neurology The First Affiliated Hospital of Anhui Medical University Hefei Anhui China
8. Department of Neurology The Affiliated Hospital of Guiyang Medical College Guiyang Guizhou China
9. Department of Neurology Beijing Hospital Beijing China
10. Department of Neurology Hebei General Hospital Shijiazhuang Hebei China
11. Department of Neurology Qilu Hospital of Shandong University Jinan Shandong China
12. Department of Neurology The First Hospital of Shanxi Medical University Taiyuan Shanxi China
13. Department of Neurology Northern Jiangsu People's Hospital of Yangzhou University Yangzhou Jiangsu China
14. Department of Neurology The First Affiliated Hospital of Soochow University Suzhou Jiangsu China
15. Department of Neurology Anshan Changda Hospital Anshan Liaoning China
16. Department of Neurology The First Affiliated Hospital of Liaoning Medical College Jinzhou Liaoning China