1. City Eye Centre; Brisbane Queensland Australia
2. University of Queensland; Brisbane Queensland Australia
3. Birmingham Institute for Glaucoma Research, Institute for Translational Medicine; University Hospitals Birmingham NHS Foundation Trust; Birmingham UK
4. University of the West Indies; St Augustine Trinidad and Tobago
5. Institute of Ophthalmology; University College London; London UK
6. Centre for Health and Social Care Improvement; University of Wolverhampton; Wolverhampton UK