Funding for this research was provided by:
National Natural Science Foundation of China (82073521)
Article History
Received: 18 March 2021
Accepted: 15 September 2021
First Online: 1 October 2021
Declarations
:
: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: This study was approved by the Ethics Committees of West China School of Public Health and West China Fourth Hospital (No. HXSY-EC-2020089). The study was performed in accordance with the ethical standards of the Declaration of Helsinki.
: Informed consent was obtained from all individual participants included in the study.
: Each participant signed an informed consent regarding publishing their data.
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