Name	Location	Contribution
Ruwei Ou, MD&PhD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Conceived and designed the study, acquired the data, performed the analysis, and drafted the manuscript.
Qianqian Wei, MD&PhD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Yanbing Hou, MD&PhD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Lingyu Zhang, MD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Kuncheng Liu, MD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Junyu Lin, MM	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Zheng Jiang, MM	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Wei Song, MD&PhD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Bei Cao, MD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Acquired the data and performed the analysis.
Huifang Shang*, MD	Department of Neurology, Laboratory of Neurodegenerative Disorders, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China	Conceived and designed the study, and edited the manuscript.