1. Moorfields Eye Hospital NHS Foundation Trust; Glaucoma Service; 162 City Road London UK EC1V 2PD
2. Clínica las Condes; Centro de la Visión; Santiago Chile
3. University of Florence; Department of Neurosciences, Psychology, Drug Research and Child Health (NEUROFARBA); Largo Palagi, 1 Florence Italy 50134
4. London School of Hygiene & Tropical Medicine; Cochrane Eyes and Vision, ICEH; Keppel Street London UK WC1E 7HT
5. King's College London; School of Population Health & Environmental Sciences, Faculty of Life Sciences & Medicine; 4th Floor, Addison House Guy's Campus London UK SE1 1UL
6. Institute of Ophthalmology UCL & NIHR Biomedical Research Centre; London UK EC1V 2PD