Oh, Tak Kyu
Song, In-Ae
Kwon, Ji-Eyon
Lee, Solyi
Choi, Hey-Ran
Jeon, Young-Tae
Article History
Received: 30 June 2021
Accepted: 13 September 2021
First Online: 23 September 2021
Declarations
: Additional declarations for articles in life science journals that report the results of studies involving humans and/or animals.
: Not applicable.
: The study protocol was approved by the Institutional Review Board of Seoul National University Bundang Hospital (approval number: X-2104–679-901), and the National Health Insurance Service (NHIS) approved our study’s data provision protocol (approval number: NHIS-2020–1-306).
: The need for informed consent was waived by the Institutional Review Board because the data were retrospectively analyzed using anonymized data from the NHIS database.
: Not applicable.
: The authors declare no competing interests.