Funding for this research was provided by:
Health Promotion Administration, Ministry of Health and Welfare (HB1600048-010016)
Received: 27 October 2019
Accepted: 18 March 2020
First Online: 18 May 2020
Ethics approval and consent to participate
: This study has been approved by the IRBs of the three hospitals (Korean Medical Hospital of Sangji University [SJIRB-17-002] and Semyung University Second Affiliated Korean Medical Hospital at Chungju and Jecheon [1710-16, 2018-08]). This trial will be conducted according to the Helsinki Declaration and the Good Clinical Practice Guidelines of the Korea Food and Drug Administration (KFDA). The current protocol version is 2.1. All participants will have adequate time and receive adequate explanations to decide whether they would like to participate. Written informed consent will be obtained from all participants before starting the study procedures. Participant confidentiality will be protected by using coded identification numbers when handling the data. The results of this study will be disseminated through scientific journals or presentations at scientific conferences. Public access to any data related to the clinical trial has not been planned to date.
: Not applicable.
: The authors declare that they have no competing interests.