Funding for this research was provided by:
the Basic Science Research Program (2019R1C1C1006611)
Received: 11 January 2021
Accepted: 3 May 2021
First Online: 1 June 2021
: This study was exempt from review by the Seoul National University Bundang Hospital Institutional Review Board (IRB No: X-2005-611-902). It complied with the requirements of the 2013 Declaration of Helsinki, and the need for informed consent was waived.
: Not applicable. No individual data in any form is disclosed.
: SHK is a visiting scholar at Google. AMD and HGW are employees of Google Health. All other authors declare that they have no competing interests.