1. Eye Hospital and School of Ophthalmology and Optometry, Wenzhou Medical University, Wenzhou, Zhejiang, China
2. Centre for Public Health, Queen’s University of Belfast, Belfast, UK
3. School of Medicine and Dentistry, University of Rochester, Rochester, New York, USA
4. Zhongshan Ophthalmic Center, Sun Yat-Sen University, Guangzhou, China
5. Orbis International, New York, New York, USA