Sun, Chong
Xiang, Hongfei
Wu, Xiaolin
Chen, Bohua
Guo, Zhu
Funding for this research was provided by:
Natural Science Foundation of Shandong Province (ZR2022QH137, ZR2022MH218, ZR2022QC165)
The youth research fund of the affiliated hospital of Qingdao university in 2021 (QDFYQN202101012)
The hospital fund of the affiliated hospital of Qingdao university (QDFY+X202101054, grant number: 4039)
Article History
Received: 28 December 2023
Accepted: 31 January 2024
First Online: 16 March 2024
Declarations
:
: This clinical retrospective study of single center was in accordance with the declaration of Helsinki. The work was compliant with the STROCSS criteria. All the procedures of this study were approved by the ethics committee of the Affiliated Hospital of Qingdao University. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.