1. Toronto Eye Care; Toronto Canada
2. School of Optometry; University of Alabama at Birmingham; Birmingham Alabama USA
3. School of Optometry and Vision Science, Faculty of Medicine and Health; The University of New South Wales; Sydney, NSW Australia
4. Save Sight Institute, Sydney Medical School, Faculty of Medicine and Health; The University of Sydney; Sydney, NSW Australia
5. Cornea and Contact Lens Unit; De Lens Ophthalmics Family Eye and Vision Centre; Abuja Nigeria
6. Casey Eye Institute; Oregon Health and Science University; Portland Oregon USA
7. School of Optometry and Vision Science; Faculty of Medicine and Health, The University of New South Wales; Sydney, NSW Australia
8. Centre for Vision Research; Westmead Institute for Medical Research, University of Sydney; Westmead Australia
9. Institute of Ophthalmology; University College London; London UK
10. Department of Ophthalmology; University of Colorado Anschutz Medical Campus; Aurora Colorado USA
11. Centre for Ocular Research & Education (CORE), School of Optometry and Vision Science; University of Waterloo; Waterloo Canada