1 From the Institute of Neurology (M.M., F.B., A.F., G.A., A.Q.), University Magna Graecia, Catanzaro, Italy; and the Neuroimaging Research Unit (F.F., A.Q.), National Research Council, Catanzaro, Italy.
2 From the Institute of Neurology (M.M., F.B., A.F., G.A., A.Q.), University Magna Graecia, Catanzaro, Italy; and the Neuroimaging Research Unit (F.F., A.Q.), National Research Council, Catanzaro, Italy. quattrone@unicz.it.