1Assistant Professor, College of Nursing Science, Kyung Hee University, Seoul, Korea.
2Adjunct Professor, College of Nursing Science, Kyung Hee University, Seoul, Korea.
Copyright © 2010 Korean Society of Nursing Science
*Economic status was controlled as a covariance.
*Economic status was controlled as a covariance.
*Economic status was controlled as a covariance.
*Economic status was controlled as a covariance.
*Economic status was controlled as a covariance.
*Economic status was controlled as a covariance.