1 1] NIHR Biomedical Research Centre at Moorfields Eye Hospital, NHS Foundation Trust, UCL Institute of Ophthalmology, London, UK [2] Clinical Tutorial Complex, Department of Education, Moorfields Eye Hospital, London, UK [3] School of Ophthalmology, The London Deanery, London, UK.
2 Clinical Tutorial Complex, Department of Education, Moorfields Eye Hospital, London, UK.
3 School of Ophthalmology, The London Deanery, London, UK.