Received: 29 September 2021
Accepted: 20 January 2022
First Online: 1 February 2022
: This is a retrospective study and was conducted under the approval of the Institutional review board from the Dongguk University Ilsan Hospital (IRB No. : DUIH-202005034) and all methods were performed in accordance with the relevant guidelines and regulations. The need for individual informed consent was waived by the committee.
: We declare that formal informed consent has been obtained from all subjects and/or their legal guardian(s) for publication of identifying information/images in an online open-access publication.
: The authors declare that they have no competing interests.