1. School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
2. Central Research Laboratory, Kazan State Medical University, Kazan, Russia
3. Department of Ophthalmology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
4. Department of Public Health, University of Helsinki, Helsinki, Finland
5. Gerontology Research Center and Faculty of Sport and Health Sciences, University of Jyväskylä, Jyväskylä, Finland
6. Department of Ophthalmology, Erasmus Medical Centre, Rotterdam, The Netherlands
7. Department of Epidemiology, Erasmus Medical Centre, Rotterdam, The Netherlands
8. Department of Ophthalmology, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
9. Beijing Institute of Ophthalmology, Beijing Ophthalmology and Visual Science Key Lab, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, China
10. Institute of Molecular and Clinical Ophthalmology, Basel, Switzerland
11. Centre for Global Health and WHO Collaborating Centre, University of Edinburgh, United Kingdom
12. Department of Ophthalmology and Visual Sciences, University of Wisconsin–Madison, Madison, Wisconsin, United States
13. Centre for Ophthalmology and Visual Science, University of Western Australia, Lions Eye Institute, Perth, Australia
14. Centre for Academic Child Health, Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom