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Authors
Yang, Qing
Zhou, Ying
Wang, Xinrong
Gao, Shan
Xiao, Yang
Zhang, Weiming
Hu, Yi
Wang, Yafei http://orcid.org/0000-0002-6481-851X
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Article History
Received: 25 April 2020
Accepted: 25 June 2020
First Online: 6 July 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Wuhan Central Hospital. As it was a retrospective study and did not require protection of patients’ privacy, we were exempted from obtaining informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
