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Authors
Pei, Yuxin https://orcid.org/0000-0002-5000-8014
Li, Yu
Liang, Yujian
Xu, Lingling
Huang, Xueqiong
Li, Yijuan
Tang, Wen
Jiang, Xiaoyun
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Article History
Received: 14 May 2020
Accepted: 2 September 2020
First Online: 24 September 2020
Conflicts of interest
: The authors have declared no conflicts of interest.
: This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The Medical Ethics Committee of the First Affiliated Hospital of Sun Yat-sen University approved this study [No.2020-092].
