1. Department of Psychiatry, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
2. Graduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
3. Department of Psychiatry, Kaohsiung Municipal Hsiao-Kang Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
4. Department of Psychiatry, Faculty of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
5. Graduate Institute of Behavioral Science, Kaohsiung Medical University, Kaohsiung, Taiwan.
6. Yuh-Ing Junior College of Health Care and Management, Kaohsiung, Taiwan.