1Associate Professor, Department of Nursing, College of Medicine, JeJu National University, Korea.
2Assistant Professor, Department of Nursing, College of Medicine, JeJu National University, Korea.
3President, Jeju Chapter, Hospital Nurses Association, Korea.
4Chair, Department of Nursing Jeju Halla General Hospital, Korea.
5President, Jeju Chapter, Korean Nurses Association, Korea. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/