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Authors
Guan, Chun-Shuang
Lv, Zhi-Bin
Li, Jing-Jing
Du, Yan-Ni
Chen, Hui
Cui, Tao
Guo, Ning
Chen, Bu-Dong
Xie, Ru-Ming
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Funding
Funding for this research was provided by:
Beijing Municipal Commission of Science and Technology (Z201100005420012)
Health Science Promotion Project of Beijing (2020-TG-001)
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Article History
Received: 18 February 2021
Accepted: 20 May 2021
First Online: 10 June 2021
Declarations
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: This study was approved by the Institutional Review Committee and the Ethics Committee of the institution (Beijing Ditan Hospital, Capital Medical University; Beijing Ethics 2020 No. 022-01). Written informed consent for the retrospective analysis study was waived by the Institutional Review Board.
: Written informed consent for the retrospective analysis study was waived by the Institutional Review Board (Beijing Ditan Hospital, Capital Medical University).
: All financial and non-financial competing interests must be declared in this section.
