Received: 3 November 2021
Accepted: 23 March 2022
First Online: 29 March 2022
: The study protocol was reviewed and approved by the Institutional Review Board of Samsung Medical Center (approval number: 2021-09-030-001). Because of the retrospective nature of the study, written patient consent was waived by the Institutional Review Board of Samsung Medical Center. All methods were conducted in accordance with the guidelines of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.