1. College of Nursing Science, East-West Nursing Research Institute, Kyung Hee University, Seoul, Korea.
2. Department of Nursing, University of Ulsan, Ulsan, Korea.
3. Department of Nursing, Hanyang University, Seoul, Korea.
4. Global Campus, College of Nursing, Gachon University, Sungnam, Korea.
5. Department of Nursing, Dongshin University, Naju, Korea.
6. College of Nursing, Gachon University, Incheon, Korea.
7. College of Nursing, Seoul National University, Seoul, Korea.
8. Department of Nursing, Gangneung-Wonju National University, Wonju, Korea.
9. Department of Nursing, Kangwon National University, Chuncheon, Korea.
10. Department of Nursing, Shinsung University, Dangjin, Korea.
11. Clinical Trials Center, Seoul National University Hospital, Seoul, Korea.