1. Tianjin Medical University Eye Hospital, College of Optometry, Institute of Ophthalmology, National Clinical Medical Research Center for Eye, Ear, Nose and Throat Diseases, Tianjin Branch, Tianjin Key Laboratory of Retinal Function and Diseases, Tianjin, China
2. Department of Ophthalmology, People's Hospital of Rizhao, Rizhao, Shandong, China