Wang, Pingping
Fu, Qingyu
Yin, Hongbo
Wang, Lin
Liu, Longqian
Article History
Received: 17 October 2021
Accepted: 3 May 2022
First Online: 6 May 2022
Declarations
:
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of West China Hospital of Sichuan University (Approval No. 2020.955). All data were retrospectively collected, and the requirement for written informed consent was waived by the Ethics Committee of West China Hospital of Sichuan University.
: Not applicable.
: The authors declare that there is no conflict of interests.