1. Department of Nursing, Sahmyook University, Seoul, Korea
2. Department of Social Welfare, Korea National University of Transportation, Chungju, Korea
3. College of Nursing, Kyungpook National University, Daegu, Korea
4. Department of Nursing, Daejeon Health Sciences College, Daejeon, Korea
5. College of Nursing, Seoul National University, Seoul, Korea
6. Department of Nursing, Sangji University, Wonju, Korea
7. Department of Nursing, Kyungdong University, Wonju, Korea
8. Hospice & Palliative Care Center, Pohang Sunlin Medical Center, Pohang, Korea