Funding for this research was provided by:
Ministry of Health and Welfare (HI20C0253, HU21C0007, HU21C0016, HU21C0113)
Ministry of Science, ICT and Future Planning (NRF-2020M3E5D2A01084721, NRF-2018M3A9F1023697)
Received: 8 February 2021
Accepted: 14 December 2021
First Online: 7 January 2022
: The KBASE-V study was approved by obtaining separate IRB review and approval from each institution’s ethics committee. Prior to participation in the study, written informed consents were collected from all participants or their legal representatives.
: Not applicable
: The authors declare that they have no competing interests.