Ha, Su Min
Kim, Hong-Kyu
Kim, Yumi
Noh, Dong-Young
Han, Wonshik
Chang, Jung Min https://orcid.org/0000-0001-5726-9797
Funding for this research was provided by:
Seoul National University Hospital (04-2021-0510)
Article History
Received: 28 October 2021
Accepted: 16 January 2022
First Online: 27 January 2022
Declarations
:
: Hong-Kyu Kim and Yumi Kim have unlisted stocks of Berits Inc. Dong-Young Noh report conflict of interest as he became CEO of Berits Inc. since March 2021. Wonshik Han reports being a member on the board of directors of and holding stock and ownership interests at DCGen, Co., Ltd., not relevant to this study. Su Min Ha and Jung Min Chang have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: This retrospective study was approved by the institutional review board, and the informed consent requirement was waived.