1. Department of Ophthalmology, Queen’s Medical Centre, Nottingham, UK
2. Department of Ophthalmology, General Hospital of Athens ‘G. Gennimatas’, Athens, Greece
3. Department of Ophthalmology, University of Pavia-IRCCS Fondazione Policlinico San Matteo, Pavia, Italy
4. Academic Ophthalmology, School of Medicine, University of Nottingham, Nottingham, UK
5. Department of Ophthalmology, Rotherham Nhs Foundation Trust, Rotherham, UK