1. Department of Family Practice & Community Health Ajou University School of Medicine Suwon Republic of Korea
2. Healthcare R&D Division Theragen Bio Co. Ltd. Suwon Republic of Korea
3. Department of Family Medicine CHA Bundang Medical Center CHA University Seongnam Republic of Korea
4. Department of Family Medicine Gangnam Severance Hospital Yonsei University College of Medicine Seoul Republic of Korea
5. Department of Family Medicine Seonam Hospital Seoul Republic of Korea
6. Department of Family Medicine Wonju Severance Christian Hospital Wonju Republic of Korea
7. Department of Medical Education Yonsei University Wonju College of Medicine Wonju Republic of Korea