1 Eye Unit, Humanitas-Gradenigo Hospital, Turin, Italy.
2 Department of Corneal Diseases, Royal Liverpool University Hospital, Liverpool, UK.
3 Department of Surgical and Medical Sciences, University 'Magna Græcia' of Catanzaro, Viale Europa, 88100, Catanzaro, Italy.
4 Department of Law, Forensic Medicine and Criminology, University 'Magna Græcia' of Catanzaro, Viale Europa, 88100, Catanzaro, Italy.
5 Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Milan, Italy.
6 Department of Ophthalmology, University "Magna Græcia" of Catanzaro, Viale Europa, 88100, Germaneto, Catanzaro, Italy.
7 Department of Ophthalmology, University "Magna Græcia" of Catanzaro, Viale Europa, 88100, Germaneto, Catanzaro, Italy. giuseppe.giannaccare@unicz.it.