1. Department of Environmental and Occupational Health, National Cheng Kung University, Tainan, Taiwan
2. Division of Environmental Health and Occupational Medicine, National Health Research Institutes, Zhunan, Taiwan
3. Institute of Environmental Medicine, College of Public Health, China Medical University Hospital, Taichung, Taiwan
4. Department of Ophthalmology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan
5. Department of Ophthalmology, Pingtung Hospital, Department of Health, Pingtung, Taiwan
6. Genomics Research Center, Academia Sinica, Taipei, Taiwan
7. Department of Occupational and Environmental Medicine, National Cheng Kung University Hospital, Tainan, Taiwan