1. UCL Genetics Institute, University College London, London, UK
2. Institute of Ophthalmology, University College London, London, UK
3. Moorfields Eye Hospital, London, UK
4. Nuffield Department of Clinical Neurosciences, University of Oxford, John Radcliffe Hospital, Oxford, UK
5. UCL Cancer Institute, University College London, London, UK
6. RP Fighting Blindness, PO Box 350, Buckingham, UK
7. Barts and The London School of Medicine and Dentistry, Blizard Institute, Queen Mary University of London, London, UK
8. Warwick Medical School, The University of Warwick, Coventry, UK
9. Department of Haematology, University of Cambridge, Cambridge Biomedical Campus, Cambridge, UK
10. Medical Research Council Biostatistics Unit, Cambridge Biomedical Campus, Cambridge, UK
11. Barts and The London School of Medicine and Dentistry, William Harvey Research Institute, Queen Mary University of London, John Vane Building, Charterhouse Square, London, UK
12. Computer Science Department, University College London, London, UK
13. Nuffield Laboratory of Ophthalmology, Nuffield Department of Clinical Neurosciences, University of Oxford, John Radcliffe Hospital, Oxford, UK
14. Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, St James’s University Hospital, Leeds, UK
15. Oxford Eye Hospital, John Radcliffe Hospital, Oxford, UK
16. Manchester Royal Eye Hospital, Central Manchester University Hospitals NHS Foundation Trust, Manchester, UK