1. College of Nursing; Chonbuk National University; Jeonju Korea
2. College of Nursing; Korea University; Seoul Korea
3. Department of Surgery; Chonnam National University Hwasun Hospital; Hwasun Korea
4. Department of Preventive Medicine; Chonnam National University Medical School; Gwangju Korea
5. Jeonnam Regional Cancer Center; Chonnam National University Hwasun Hospital; Hwasun Korea