Received: 25 May 2022
Accepted: 11 January 2023
First Online: 17 January 2023
: This study was approved by the ethics committee (Biomedical Ethics Committee of Xi'an Jiaotong University, approval number: 2014-0303). The research reported in this paper was performed in compliance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from the immediate family members of the deceased for educational and scientific research purposes. The format of the informed consent form is in line with the guidelines of the China Organ Donation Administrative Center.
: Not applicable.
: All authors have no conflicts of interest or financial ties to disclose.