1. Pediatric Neurology and Muscular Diseases Unit, IRCCS ‘G.Gaslini’ Institute, Genoa, Italy
2. Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, and Maternal and Child Health, University of Genoa, Genoa, Italy
3. Unit of Medical Genetics, IRCCS ‘G.Gaslini’ Institute, Genoa, Italy
4. Pediatric Neurology, University of Texas Southwestern and Dallas Children’s Medical Center, Dallas, TX, USA