1College of Nursing, Chonnam National University, Korea.
2Christian Nursing College, Korea.
3Department of Nursing, Seokang College, Korea.
4Gwangju Health College, Korea.
5Department of Nursing, Nambu University, Korea.
6Department of Nursing, Songwon College, Korea.
7Department of Nursing, Chosun University, Korea. seon9772@chosun.ac.kr JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/