1. Department of Neurology and Institute of Neurology Ruijin Hospital, Shanghai Jiao Tong University School of Medicine Shanghai China
2. School of Public Health Shanghai Jiao Tong University Shanghai China
3. Shanghai Municipal Center for Disease Control and Prevention Shanghai China
4. Department of Biochemistry and Center for Neurodegenerative Disease Emory University School of Medicine Atlanta Georgia USA
5. Information Center Shanghai Municipal Commission of Health Shanghai China