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Authors
Wang, Yu-Mei
Zhu, Ning
Zhou, Yi-Min
Su, Rui
Li, Hong-Liang
Zhou, Jian-Xin
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Article History
Received: 31 March 2022
Accepted: 7 November 2022
First Online: 15 November 2022
Declarations
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: The retrospective study was approved by the Ethics Committee of Beijing Tiantan Hospital, and this study was conducted in accordance with the principles of the declaration of Helsinki standards. Patient consent was waived by the institutional review board because of its retrospective nature and minimal risk for patients.
: Not applicable.
: None of the authors has declared a conflict of interest.
