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Authors
Li, Lijun
Zhao, Maoxiang
Wang, Chi
Zhang, Sijin
Yun, Cuijuan
Chen, Si
Cui, Liufu https://orcid.org/0000-0002-8134-7764
Wu, Shouling https://orcid.org/0000-0002-2921-7583
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Article History
Received: 23 November 2020
Accepted: 25 March 2021
First Online: 12 April 2021
Ethics approval and consent to participate
: This study (ChiCTR-TNC-11001489) was conducted according to the guidelines of the Declaration of Helsinki and was approved by the Ethics Committee of the Kailuan General Hospital. All patients gave written informed consent.
