1 Department of Ophthalmology, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
2 School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
3 Institute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan.
4 Department of Ophthalmology, Edward S. Harkness Eye Institute, Columbia University, New York, New York.
5 Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
6 Department of Respiratory Care, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
7 Sleep Disorders Center, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.