Yu, Zhen
Liu, Lin
Jiang, Fang
Ji, Yimin
Wang, Xiao
Liu, Lili
Article History
Received: 26 August 2022
Accepted: 13 December 2022
First Online: 22 December 2022
Declarations
:
: The study was approved by the Ethics Committee of Qilu Hospital of Shandong University. The methods were carried out in accordance with the approved guidelines. Written informed consent to participate in this study was provided by all participants and by the legal guardian/next of kin of dead patients.
: Written informed consent was obtained from all subjects and/or their legal guardian(s) for publication of identifying images.
: The authors declare that they have no competing interests.