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Article History

Received: 28 February 2023

Accepted: 23 September 2023

First Online: 17 October 2023

Declarations

:

: This study protocol was approved by the study institutional review board of the Xinxiang Medical University (No: XYLL-2019072). We collect data anonymously. This data is second-hand and publicly available, so it does not need ethics. This study does not involve the human body/tissues/organs, therefore there is no need for informed consent from patients.

: Not applicable.

: The authors declare that they have no competing interests.