1. Department of Nursing; College of Medical and Health Science; Asia University; Taichung Taiwan
2. Jianan Psychiatric Center; Ministry of Health and Welfare; Tainan Taiwan
3. School of Nursing; College of Medicine; Chang Gung University; Tao-Yuan Taiwan
4. Department of Nursing; Chang Gung University of Science and Technology; Tao-Yuan Taiwan
5. Department of Psychiatry; Chang Gung Memorial Hospital; Keelung Taiwan