1College of Nursing, Kyungpook National University, Daegu, Korea.
2School of Child Studies, Major in Child and Family Studies, Kyungpook National University, Daegu, Korea.
3Department of Child Development and Family Studies, Seoul National University, Seoul, Korea.
© 2012 Korean Society of Nursing Science
This research was supported by Kyungpook National University Research Fund, 2010.
This research was funded by the New Faculty Research Settlement Grant from Seoul National University.