1 Department of Gerontology, Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, No. 600 Yishan Road, Shanghai, 200233, China.
2 Department of Internal Neurology, Qingdao Municipal Hospital, Qingdao, China.
3 Department of Neurology, Huashan Hospital, Fudan University, No. 12 Mid. Wulumuqi Road, Shanghai, 200040, China. tangyuping39@hotmail.com.
4 Health Management Center, School of Medicine, Renji Hospital, Shanghai Jiao Tong University, No. 160 Pujian Road, Shanghai, 200120, China. 386841704@qq.com.
5 Department of Gerontology, Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, No. 600 Yishan Road, Shanghai, 200233, China. qhguo@sjtu.edu.cn.