1. Great Ormond Street Hospital for Children NHS Foundation Trust London UK
2. Great Ormond Street Hospital for Children NHS Foundation Trust University College London Great Ormond Street Institute of Child Health NIHR Great Ormond Street Hospital Biomedical Research Centre NIHR Moorfields Biomedical Research Centre Moorfields Eye Hospital NHS Foundation Trust and University College London Institute of Ophthalmology London UK
3. NIHR Moorfields Biomedical Research Centre Moorfields Eye Hospital NHS Foundation Trust University College London Institute of Ophthalmology, London, UK, and Bristol Eye Hospital University Hospitals Bristol NHS Foundation Trust University of Bristol Bristol UK
4. University of Birmingham Medical School Birmingham UK
5. Moorfields Eye Hospital NHS Foundation Trust London UK
6. Great Ormond Street Hospital for Children NHS Foundation Trust, London UK, and Ipswich Hospital NHS Foundation Trust Ipswich UK
7. University of Birmingham College of Medical and Dental Sciences, and University Hospitals Birmingham NHS Foundation Trust Birmingham UK
8. Great Ormond Street Hospital for Children NHS Foundation Trust University College London Great Ormond Street Institute of Child Health NIHR Great Ormond Street Hospital Biomedical Research Centre London UK