Affiliation: | 1. Department of Internal Medicine, Tri-Service General Hospital Songshan Branch and School of Medicine, National Defense Medical Center, Taipei, Taiwan, Republic of China Division of Environmental Health and Occupational Medicine, Department of Family Medicine and Community Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, Republic of China Department of General Medicine, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, Taipei, Taiwan, Republic of China;2. Division of Environmental Health and Occupational Medicine, Department of Family Medicine and Community Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, Republic of China;3. National Institute of Environmental Health Sciences, National Health Research Institutes, Miaoli, Taiwan, Republic of China;4. School of Public Health, National Defense Medical Center, Taipei, Taiwan, Republic of China;5. Division of Hematology/Oncology, Department of Medicine, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, Taipei, Taiwan, Republic of China;6. Division of Labor Market, Institute of Labor, Occupational Safety, and Health, Ministry of Labor, Taipei, Taiwan, Republic of China |