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Authors
Gong, Huan http://orcid.org/0000-0002-3942-8958
Zhang, Ming
Han, Yiwen
Zhang, Ying
Pang, Jing
Zhao, Yanyang
Chen, Beidong
Wu, Wei
Qi, Ruomei
Zhang, Tiemei
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (81300693)
Research Special Fund for Public Welfare Industry of Health (201302008)
BEIJING HOSPITAL (BJH-2019-185)
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Article History
Received: 19 March 2020
Accepted: 5 March 2021
First Online: 19 March 2021
Declarations
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: The protocol was approved by the Biomedical Ethics Committee of Beijing Hospital and Beijing Institute of Geriatrics, Beijing, China.
: Not applicable.
: The authors declare that they have no competing interests.
