1 From the Neurology Unit (N.M., D.G.) and Radiology Unit (N.M., D.C., F.C.B., G.M., E.M.), Guglielmo da Saliceto Hospital, Piacenza; Neurology Unit (E.R.), San Giacomo Hospital, Novi Ligure, Alessandria; and Department of Medicine and Surgery (M.S.), Section of Neurology, Azienda Ospedaliero-Universitaria, Parma, Italy. nicola.morelli.md@gmail.com.
2 From the Neurology Unit (N.M., D.G.) and Radiology Unit (N.M., D.C., F.C.B., G.M., E.M.), Guglielmo da Saliceto Hospital, Piacenza; Neurology Unit (E.R.), San Giacomo Hospital, Novi Ligure, Alessandria; and Department of Medicine and Surgery (M.S.), Section of Neurology, Azienda Ospedaliero-Universitaria, Parma, Italy.