1. Institute of Medicine, Chung Shan Medical University; Taichung Taiwan
2. Departments of Ophthalmology; Cathay General Hospital Sijhih Branch; New Taipei City Taiwan
3. Department of Ophthalmology; Cathay General Hospital; Taipei Taiwan
4. Department of Microbiology and Immunology; School of Medicine, Chung Shan Medical University; Taichung Taiwan
5. Institute of Biochemistry, Microbiology and Immunology, Chung Shan Medical University; Taichung Taiwan
6. Department of Medical Research; Chung Shan Medical University Hospital; Taichung Taiwan
7. Department of Optometry; Asia University; Taichung Taiwan
8. Department of Medical Research; China Medical University Hospital, China Medical University; Taichung Taiwan