1 Department of Ophthalmology, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu 610072, Sichuan Province, China.
2 Department of Ophthalmology, Chengdu Tianfu New District People's Hospital, Chengdu 641400, Sichuan Province, China.
3 Department of Ophthalmology, West China Hospital, Sichuan University, Chengdu 610041, Sichuan Province, China.