1. Pediatric Ophthalmology Unit, Meyer Children’s Hospital, University of Florence, Florence, Italy
2. Department of Ophthalmology and Center for Medical Genetics Ghent, Ghent University Hospital, Ghent, Belgium
3. Medical Genetics Unit, Meyer Children’s Hospital, University of Florence, Florence, Italy
4. Department of Neuroscience, Psychology, Drug Research and Child Health, University of Florence, Florence, Italy
5. Department of Genetic Diagnosis, Careggi Teaching Hospital, Florence, Italy
6. Medical Genetics Unit, Azienda USL-IRCCS di Reggio Emilia, Reggio Emilia, Italy
7. Center for Medical Genetics, Ghent University and Ghent University Hospital, Ghent, Belgium
8. INSERM, CNRS, Institut de la Vision, Sorbonne Université, Paris, France
9. Division of Ophthalmology and Center for Cellular and Molecular Therapeutics, Inc, Children’s Hospital of Philadelphia, Philadelphia, PA, USA