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Authors
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Funding
Funding for this research was provided by:
Youth Science and Technology Project of Hebei Provincial Health Commission (No.20170175)
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Article History
Received: 20 March 2024
Accepted: 13 May 2024
First Online: 27 May 2024
Declarations
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: All authors declared that they have no conflict of interest.
: This study protocol was formulated in accordance with the requirements of the Declaration of Helsinki of the World Medical Association. It was approved by the Ethics Committee of the Fourth Hospital of Hebei Medical University (2019MEC087). Prior to participation in the study, patients and their guardians provided informed consent, demonstrating their willingness to be included in the research.
: Not applicable.
