Received: 23 January 2022
Accepted: 5 May 2022
First Online: 14 May 2022
: This study was approved by the Ethics Committee of Shengjing Hospital of China Medical University (approval no. 2020PS754K). In addition to this, we confirm that all methods were performed in accordance with the relevant guidelines and regulations. We wrote it based on a retrospective study, using DICOM data, which is why we requested waived informed consent. As for informed consent, "consent waiver" obtained from the Ethics Committee of Shengjing Hospital of China Medical University.
: Not applicable.
: The authors declare that they have no competing interests.