1. “Rita Levi Montalcini” Department of Neurosciences, University of Turin, Turin, Italy
2. Department of Life Sciences and Systems Biology, University of Turin, Italy
3. Istituto Auxologico Italiano, I.R.C.C.S., U.O. di Neurologia e Neuroriabilitazione, Ospedale San Giuseppe, Piancavallo (VCO), Italy