1. Department of Ophthalmology, Chang Gung Memorial Hospital Kaohsiung Branch, Kaohsiung, Taiwan
2. Department of Optometry, Chung Shan Medical University, Taichung, Taiwan
3. Institute of Optometry, Chung Shan Medical University, Taichung, Taiwan
4. Department of Pathology, Chang Gung Memorial Hospital Kaohsiung Branch, Kaohsiung, Taiwan
5. Department of Ophthalmology, Chung Shan Medical University Hospital, Taichung, Taiwan