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Jianyong, Lei
Lunan, Yan
Dajiang, Li
Wentao, Wang
Article History
Received: 1 July 2019
Accepted: 9 December 2019
First Online: 16 December 2019
Ethics approval and consent to participate
: This retrospective study was performed with approval from the Ethics Committee of West China Hospital of Sichuan University. Written informed consent was obtained from the patients for publication and any accompanying images and videos.
: Not Applicable.
: No benefits in any form have been received or will be received from a commercial party related directly or indirectly to the subject of this article.