1. School of Public Health, Suzhou Medical College of Soochow University, Suzhou, China
2. Department of Ophthalmology, The Affiliated Hospital of Yunnan University, Kunming, China
3. Department of Ophthalmology, The Second People’s Hospital of Yunnan Province, Kunming, China
4. Department of Ophthalmology, The First Affiliated Hospital of Dali University, Dali, China
5. School of Public Health, Fudan University, Shanghai, China
6. Key Lab of Health Technology Assessment, National Health Commission of the People’s Republic of China (Fudan University), Shanghai, China