1. School of Public Health, National Defense Medical Center, Taipei, Taiwan
2. Military Epidemic Command Center, Medical Readiness and Healthcare Division, Medical Affairs Bureau, Ministry of National Defense, Taipei, Taiwan
3. Department of Pathology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
4. Graduate Institute of Aerospace and Undersea Medicine, National Defense Medical Center, Taipei, Taiwan
5. School of Medicine, National Defense Medical Center, Taipei, Taiwan
6. Department of Family Medicine, Taichung Armed Forces General Hospital, Taichung, Taiwan
7. Department of Medical Education and Research, Taichung Armed Forces General Hospital, Taichung, Taiwan