1College of Nursing, The Research Institute of Nursing Science, Seoul National University, Seoul
2Department of Nursing, College of Industry, Sangmyung University, Cheonan
3Department of Nursing, College of Health Sciences, Dankook University, Cheonan
4Graduate School of Public Health and Institute of Health and Environment, Seoul National University, Seoul, Korea
Copyright © 2015 Korean Society of Adult Nursing
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.