1. City, University of London, Optometry and Visual Sciences, London, UK
2. NIHR Biomedical Research Centre, Moorfields Eye Hospital NHS Foundation Trust and UCL Institute of Ophthalmology, London, UK
3. Department of Health Sciences, Università del Piemonte Orientale “A. Avogadro,” Novara, Italy
4. Eye Clinic, University Hospital Maggiore della Carità, Novara, Italy
5. Bernard and Shirlee Brown Glaucoma Research Laboratory, Edward S. Harkness Eye Institute, Columbia University Irving Medical Center, New York, NY, USA