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Authors
Liu, Chengcheng
Tang, Chenjie
Han, Yaping
Xu, Yuqiao
Ni, Fang
Jin, Ke
Liu, Genyan https://orcid.org/0000-0002-1004-2517
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Article History
Received: 22 June 2020
Accepted: 26 August 2020
First Online: 18 September 2020
Compliance with ethical standards
: Ethical approval was waived by the hospital ethics committee in view of the retrospective nature of the study and all the procedures being performed were part of the routine care.
: The authors declare that they have no conflict of interest.
