Funding for this research was provided by:
Korea Health Industry Development Institute (HI19C0871)
Received: 26 May 2020
Accepted: 3 July 2020
First Online: 10 July 2020
Ethics approval and consent to participate
: The study protocol was approved by the Institutional Review Board (IRB) of Samsung Medical Center (IRB file No. 2019–05–028-012). This study was registered at Clinical ExternalRef removed (trial number, NCT 04161170). All participants will be informed about the objectives of the study and provide written consent.
: Not applicable.
: The authors declare that they have no competing interests.