1. Department of Ophthalmology, Royal Victoria Eye and Ear Hospital, Dublin, Ireland
2. School of Medicine, Royal College of Surgeons Ireland University of Medicine and Health Sciences, Dublin, Ireland
3. Department of Ophthalmology, Imperial College Healthcare NHS Trust, London, UK
4. Department of Radiology, St. Vincent’s University Hospital, Dublin, Ireland
5. Department of Neurosurgery, National Neurosurgical Centre, Beaumont Hospital, Dublin, Ireland