Chen, Chen http://orcid.org/0000-0002-8412-2966
Liu, Yingchun
Cao, Zhaojin
Yin, Zhaoxue
Zhao, Feng
Lv, Yuebin
Liu, Zuyun
Mao, Chen
Song, Shixun
Liu, Ling
Qu, Yingli
Ji, Saisai
Duan, Jun
Wang, Jiaonan
Kraus, Virginia Byers
Zeng, Yi
Shi, Xiaoming
Funding for this research was provided by:
National Natural Science Foundation of China (71233001, 71490732, 81872707, and 81573247)
National Institute on Aging (2P01AG031719)
Claude D. Pepper Older Americans Independence Center (5P30 AG028716)
Article History
Received: 25 August 2019
Accepted: 11 November 2019
First Online: 17 November 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Peking University and Duke University. All participants signed written informed consent.
: All authors have given their consent for the publication of this study.
: The authors declare that they have no competing interests.