Lee, Gumhee
Kim, Sungjae
Article History
Received: 16 August 2021
Accepted: 30 March 2022
First Online: 14 April 2022
Declarations
:
: The methodology of this study was approved by the Institutional Review Board of Seoul National University in Seoul City (IRB no. 2012/002–014). The study and all methods were performed in accordance with the Declaration of Helsinki. All participants provided express informed online consent before they participated in the study. Confidentiality was maintained.
: Not applicable.
: The authors declare that they have no competing interests.