1. Department of Family Medicine, Korea University Guro Hospital, Seoul, Korea
2. Department of Family Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, Korea
3. College of Nursing, Kyungpook National University, Daegu, Korea
4. Department of Medical Social Services Team, Korea University Anam Hospital, Seoul, Korea
5. Pressian, Seoul, Korea
6. Department of Psychiatry, Seoul National University Hospital, Seoul, Korea
7. Department of Anthropology, Seoul National University, Seoul; 8Bioethics Policy Studies, Ewha Womans University, Seoul, Korea