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Authors
Zou, Mi
Chen, Rong
Wang, Yahong
He, Yonglan
Wang, Ying
Dong, Yifan
Li, Jianchu https://orcid.org/0000-0002-1529-1504
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Funding
Funding for this research was provided by:
national key research and development project (2017YFC0113805)
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Article History
Received: 22 June 2021
Accepted: 30 September 2021
First Online: 12 October 2021
Declarations
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: This retrospective observational study was approved by the Internal Review Board of Peking Union Medical College Hospital on February 6, 2019, under protocol number S-K865. Written informed consent was waived by the Institutional Review Board.
: Not applicable.
: The authors declare that they have no competing interests.
