1. Department of Psychiatry; China Medical University Hospital; Taichung Taiwan
2. Department of Public Health; China Medical University; Taichung Taiwan
3. Department of Psychiatry, College of Medicine; China Medical University; Taichung Taiwan
4. Institute of Health Policy and Management, Department of Public Health; National Taiwan University; Taipei Taiwan
5. Department of Psychiatry; Taipei City Psychiatric Center, Taipei City Hospital; Taipei Taiwan
6. Department of Psychiatry, School of Medicine; Taipei Medical University; Taipei Taiwan