1. Department of Psychiatry, Beitou Branch, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
2. Department of Neurology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
3. Department of Medical Research, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
4. Graduate Institute of Life Sciences, National Defense Medical Center, Taipei, Taiwan
5. School of Public Health, National Defense Medical Center, Taipei, Taiwan
6. Department of Psychiatry, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
7. Department of Psychiatry, Taipei Veterans General Hospital, Taipei, Taiwan
8. Graduate Institute of Medical Sciences, National Defense Medical Center, Taipei, Taiwan