Lee, Sung Ryul https://orcid.org/0000-0003-0201-0627
Lee, Seung Geun
Article History
Received: 15 November 2020
Accepted: 28 December 2020
First Online: 1 February 2021
Compliance with Ethical Standards
:
: The author has no conflict of interest to declare regarding any of the products or devices mentioned in this report.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of our institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was approved by the Institutional Review Board of Damsoyu Hospital (DSY-2020-005).
: Informed consent is not required for this type of retrospective study.