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Authors
Feng, Xiaokai
Yang, Chenlu
Sun, Zerui
Kan, Wanrong
He, Xiang
Chen, Yongxin
Tuo, Yajun
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Funding
Funding for this research was provided by:
the Planning Project of Qinghai Department of Science and Technology (2023-ZJ-719)
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Article History
Received: 10 March 2023
Accepted: 3 June 2023
First Online: 3 July 2023
Declarations
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: The retrospective study involving human participants was approved by the Research Ethics Board at Qinghai Provincial People’s Hospital, Qinghai University (Ethical number: 2022-065) and was following the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Informed consent was exempted by the ethics committee of the Qinghai Provincial People’s Hospital, Qinghai University.
: Not applicable.
: The authors declare no competing interests.
