1. Department of Nursing, Graduate School, Chonnam National University, Gwangju, Korea.
2. Department of Counseling Psychology, Graduate School of Dongshin University, Naju, Korea.
3. Department of Preventive Medicine and Institute of Wonkwang Medical Science, Wonkwang University School of Medicine, Iksan, Korea.
4. Regional Cardiocerebrovascular Center, Wonkwang University Hospital, Iksan, Korea.