1. Department of Nursing, Eulji University, Seongnam, Korea.
2. College of Nursing, The Research Institute of Nursing Science, Seoul National University, Seoul, Korea.
3. Department of Nursing, Soonchunhyang University, Cheonan, Korea.
4. Department of Health Promotion & Management, National Health Insurance Corporation, Seoul, Korea.
5. Department of Nursing, Gachon University, Seongnam, Korea.