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Authors
Fu, Xiaoli
Wang, Jing
Jiang, Shuai
Wu, Jian
Mu, Zihan
Tang, Yanyu
Wang, Suxian
Fu, Hang
Ma, He
Zhao, Yaojun
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Funding
Funding for this research was provided by:
Soft science project of Henan Medical Science and technology research program (RKX202201003)
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Article History
Received: 17 August 2022
Accepted: 28 March 2023
First Online: 4 April 2023
Declarations
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: Mortality and cause of death data were obtained from the existing surveillance data in the public database and the death cases’ name and ID couldn’t be identified in the dataset. This study received ethical clearance from the ethics committee of Zhengzhou University. All methods were carried out in accordance with relevant guidelines and regulations. All participants in the interview provided written informed consent to participate and informed consent was obtained from all subjects and/or their legal guardian(s).
: Not applicable.
: All authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
