1. Faculty of Health and Life Sciences, Oxford Brookes University, UK
2. East of Scotland Regional Genetics Service, Ninewells Hospital, Dundee, UK
3. Department of Genetics & Genomics, Instituto de Investigación Sanitaria-Fundación Jiménez Díaz University Hospital - Universidad Autónoma de Madrid (IIS-FJD, UAM), Madrid, Spain
4. Center for Biomedical Network Research on Rare Diseases (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
5. North West Thames Regional Genetics Service, Northwick Park and St Mark’s Hospital, London, UK
6. Service de Génétique Clinique et Biologique, CHU de Saint-Etienne, France
7. Hospices Civils de Lyon, Service de Génétique, Groupement Hospitalier Est, Lyon, France
8. Équipe GENDEV, Centre de Recherche en Neurosciences de Lyon, INSERM U1028 CNRS UMR5292, Université Claude Bernard Lyon 1, Lyon, France
9. Department of Genetics, Nottingham University Hospitals NHS Trust, Nottingham, UK
10. Division of Evolution and Genomic Sciences, School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, UK
11. Manchester Centre for Genomic Medicine, Saint Mary’s Hospital, Manchester, UK
12. Department of Pediatric Ophthalmology, Hospital Universitario Donostia, Donostia-San Sebastián, Spain
13. Department of Ophthalmology, St Etienne University Hospital, Saint-Etienne, France
14. Department of Ophthalmology, Hospital Universitario Donostia, Donostia-San Sebastián, Spain
15. Department of Genetics, Hospital Universitario Donostia, Donostia-San Sebastián, Spain
16. Department of Medical Genetics, Purpan University Hospital, Toulouse, France
17. Centre de Référence des Affections Rares en Génétique Ophtalmologique CARGO, Site Constitutif, Centre Hospitalier Universitaire (CHU) de Toulouse, France
18. West Midlands Regional Clinical Genetics Service and Birmingham Health Partners, Birmingham Women’s and Children’s NHS Foundation Trust, Birmingham, UK