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Authors
Gong, Xiaowei
Kang, Shiwei
Guo, Xianfeng
Li, Yan
Gao, Haixiang
Yuan, Yadong https://orcid.org/0000-0002-1319-4743
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Funding
Funding for this research was provided by:
the Hebei Province Science and Technology Support Program (20277706D)
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Article History
Received: 2 September 2020
Accepted: 3 June 2021
First Online: 10 June 2021
Declarations
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: The study was approved by the Institutional Ethics Board of the No. 7 Hospital of Wuhan and the Second Hospital of Hebei Medical University (Code: 2020-R016). Due to the nature of this retrospective study that used anonymized data, the requirement of obtaining informed consents from the patients was waived by the Institutional Ethics Board.
: Not applicable.
: The authors declare that they have no competing interests.
