Funding for this research was provided by:
National Research Foundation of Korea (2020R1G1A1008405)
Received: 30 June 2020
Accepted: 2 March 2021
First Online: 12 March 2021
: This study was approved by the Institutional Review Board of Seoul St. Mary’s Hospital Ethics Committee (KC20MNSI0130) on 7 April 2020. The trial’s protocol was registered at ClinicalTrials.gov (NCT04409964) on 28 May 2020. Investigators will identify eligible participants according to the inclusion criteria. Eligible participants will receive written and oral information and will be included after investigators have obtained informed written consent. A similar process will be done for the ancillary study. These materials are available from the corresponding author on request. Any changes to the protocol or severe adverse events will be reported to the data monitoring committee. Confidentiality of the data and the results of monitoring will be protected.
: Not applicable.
: All the authors declare that they have no competing interests.