Funding for this research was provided by:
National Research Foundation of Korea (NRF-2019R1G1A1009371)
Seoul National University Bundang Hospital (02-2018-045)
Article History
Received: 14 September 2021
Revised: 25 March 2022
Accepted: 8 April 2022
First Online: 23 April 2022
Declarations
:
: This retrospective study adhered to the ethical standards of the Declaration of Helsinki and was approved by the Institutional Review Boards of Seoul National University Bundang Hospital (IRB No. B-1902–522-109).
: The informed consent from patients was waived by the IRB because this study was based on the retrospective chart review and involves no more than minimal risk.
: The authors declare no competing interests.