Zhang, Chi
Zhang, Hao
Zhao, Minghao
Chen, Chen
Li, Zhongquan
Liu, Deping
Zhao, Yali
Yao, Yao
Funding for this research was provided by:
Fundamental Research Funds for the Central Universities (3332021077)
National Key R&D Program of China (2018YFC2000400, 2018YFC2000400)
Natural Science Foundation of China (81903392)
China Postdoctoral Science Foundation (2019M650359)
Article History
Received: 24 June 2021
Accepted: 4 February 2022
First Online: 19 February 2022
Declarations
:
: Each participant or their guardians provided written informed consent to be included in the study. The ethics committee of the Hainan branch of the Chinese People’s Liberation Army General Hospital (Sanya, Hainan) approved the study protocol (301hn11201601). All methods were performed in accordance with the relevant guidelines and regulations.
: Not Applicable.
: YY is an editorial board member of BMC Geriatrics. The other authors declare that they have no competing interests.