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Authors
Cui, Na
Jiang, Chunguo
Chen, Hairong
Zhang, Liming
Feng, Xiaokai https://orcid.org/0000-0002-1521-9545
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Funding
Funding for this research was provided by:
the research on prevention and control of major chronic noncommunicable diseases of china (2016YFC1304603)
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Article History
Received: 19 June 2021
Accepted: 3 October 2021
First Online: 13 October 2021
Declarations
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: This retrospective study involving human participants was approved by the ethics committee of the Beijing Chao-Yang Hospital, Capital Medical University (2020-ke-429) and the First Affiliated Hospital of Shandong First Medical University (S003) and was conducted in accordance with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.
