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Authors
Ding, Zichuan
Ling, Tingxian
Mou, Ping
Wang, Duan
Zhou, Kai
Zhou, Zongke https://orcid.org/0000-0002-2733-759X
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Article History
Received: 3 March 2020
Accepted: 20 May 2020
First Online: 27 May 2020
Ethics approval and consent to participate
: This retrospective study was approved by the Institutional Review Board of West China Hospital, Sichuan University (ID number 2012-268). All patients provided informed consent for participation.
: Not applicable
: The authors declare that they have no competing interests
