[1] Inst G Gaslini, Muscular & Neurodegenerat Dis Unit, Genoa, Italy
[2] G Gaslini Hosp, Child Neurol Unit, Genoa, Italy
[3] G Gaslini Hosp, Dept Neurosurg, Genoa, Italy
[4] G Gaslini Hosp, Neuroradiol Unit, Genoa, Italy
[5] G Gaslini Hosp, Muscular & Neurodegenerat Dis Unit, Genoa, Italy