1Assistant Professor, Department of Nursing, Seoul Women's College of Nursing, Seoul, Korea
2Associate Professor, Department of Nursing, Mokpo National University, Muan, Korea
3Professor, Department of Nursing, Mokpo National University, Muan, Korea
4Associate Professor, Department of Health Policy and Management, Sangji University, Wonju, Korea JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/