Liu, Runwen
Cai, Yunqiang
Cai, He
Lan, Yajia
Meng, Lingwei
Li, Yongbin
Peng, Bing
Article History
Received: 22 May 2020
Accepted: 17 November 2020
First Online: 4 January 2021
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Sichuan University and have been performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This article does not contain any studies with animals performed by any of the authors. All the patients were thoroughly informed about the procedure, risks, and the advantages of this procedure. Written informed consent was obtained from all the patients in our study, which was approved by the ethics committee of Sichuan University.
: Written informed consent for publication was obtained from all participants.
: The authors have no competing interests to declare.