Zhang, Qun
Qiao, Bao
Han, Yu
Sun, Shukun
Wang, Bailu
Wei, Shujian
Article History
Received: 23 July 2022
Accepted: 19 October 2022
First Online: 4 November 2022
Declarations
:
: This work was approved by the Ethics Committee of Qilu Hospital of Shandong University (KYLL-202011–118-1) and conducted following the Helsinki declaration. The patient's informed consent was waived by the Ethics Committee of Qilu Hospital of Shandong University as the study is a retrospective study. All data used in this study are anonymous.
: Not applicable.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.