Lee, Minjung
Kang, Bee-Ah
You, Myoungsoon
Funding for this research was provided by:
National Research Foundation of Korea
Ministry of Health and Welfare
Article History
Received: 9 September 2020
Accepted: 20 January 2021
First Online: 5 February 2021
Ethics approval and consent to participate
: The survey and consent to participate were approved by the Seoul National University Institutional Review Board (IRB No. 2006/003–023), and it conformed to the ethics guidelines of the Declaration of Helsinki. All the written consents were signed voluntarily and obtained online by all adult subjects.
: Not applicable.
: This research was conducted without any commercial or financial relationships construed as a potential conflict of interest.