1. 1Jeonbuk National University Medical School, Jeonju, South Korea;
2. 2Department of Internal Medicine, Jeonbuk National University Medical School, Jeonju, South Korea;
3. 3Research Institute of Clinical Medicine of Jeonbuk National University-Biomedical Research Institute of Jeonbuk National University Hospital, Jeonju, South Korea;
4. 4Department of Industrial Design, Jeonbuk National University, Jeonju, South Korea;
5. 5Department of Preventive Medicine, Konyang University College of Medicine, Daejeon, South Korea