Funding for this research was provided by:
Ministry of Education, National Research Foundation of Korea (NRF-2018R1D1A1B07043306)
Ajou University School of Medicine
Received: 13 February 2021
Accepted: 31 July 2021
First Online: 14 August 2021
: The present study was approved by the institutional review board of the authors’ affiliated university hospital (no. AJIRB-SBR-SUR-17-503). Informed consent was obtained from all participants before their participation in this study.
: As part of the informed consent process, permission was sought from the participants to be able to use the data collection in publication, with the participants remaining anonymous.
: The authors declare that they have no competing interests.