1. Studio Oculistico d'Azeglio Bologna Italy
2. Scientific Institute San Raffaele Milan Italy
3. Ophthalmology Unit, Policlinco Sant'Orsola‐Malpighi Bologna Italy
4. Unit of Neurology, Department of Biomedical and Neuromotor Sciences (DIBINEM)University of Bologna Bologna Italy
5. IRCCS, Istituto delle Scienze Neurologiche di Bologna, Ospedale Bellaria Bologna Italy
6. GB Bietti Foundation IRCCS Rome Italy
7. Department of Ophthalmology, Doheny Eye InstituteUniversity of California Los Angeles California USA