1Division of Nursing Science, College of Health Sciences, Ewha Womans University, Seoul, Korea.
2Korea Institute for Health and Social Affairs, Seoul, Korea.
© 2013 Korean Academy of Community Health 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.
This research was supported by Korea Health Promotion Foundation funded by the Ministry of Health & Welfare.