Zhang, Tianjie
Chen, Ruiqi
Wen, Dingke
Wang, Xing
Ma, Lu
Article History
Received: 20 May 2022
Accepted: 16 November 2022
First Online: 28 November 2022
Declarations
:
: The authors confirm that all methods were carried out in accordance with The Code of Ethics of the World Medical Association (Declaration of Helsinki). The study was approved by the Institutional Review Board (IRB) of West China Hospital (WCH) for retrospective chart review. The need for informed consent was waived by the Institutional Review Board because all personal identifiers were removed beforehand.
: Not applicable.
: The authors declare that they have no competing interests.