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Authors
Yao, Wei
Tang, Wanyun
Wang, Wei
Lv, Qiaomei
Ding, Wenbo
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Article History
Received: 31 May 2022
Accepted: 30 September 2022
First Online: 6 October 2022
Declarations
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: This study was approved by the institutional review board of the ethics committee of Dandong central hospital (No. DDZX-202204001) and performed in accordance with the ethical standards of the Declaration of Helsinki of 1964 and its later amendments. A waiver of consent was sought and obtained for this cohort study by the ethics committee.
: Not applicable.
: None.
