1. Department of Psychiatry, Chonnam National University Medical School and Depression Research Center, Chonnam National University Hospital, Gwangju, Korea.
2. Gwangju Buk-gu Mental Health Center, Gwangju, Korea.
3. Department of Nursing Science, Nambu University, Gwangju, Korea.
4. Department of Nursing Science, Seoyeong University, Gwangju, Korea.