1. Department of Psychiatry; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
2. Center for Geriatric and Gerontology; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
3. Rong Xin Mental Health Clinic; Kaohsiung Taiwan
4. Division of Neurology; Department of Medicine; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
5. Department of Psychiatry; Conde de Sao Januario Central Hospital; Macau China