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Authors
Chen, Hao
Zhang, Dong-Ming
Zhang, Zhi-Ping
Li, Ming-Zhang
Wu, Hai-Feng https://orcid.org/0000-0002-3979-3066
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Article History
Received: 31 May 2021
Accepted: 26 July 2021
First Online: 2 August 2021
Declarations
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: Hao Chen, Dong-Ming Zhang, Zhi-Ping Zhang, Ming-Zhang Li and Hai-Feng Wu declare that they have no conflict of interest.
: This study had been approved by the Medical Ethics Committee of Baotou Central Hospital.
