1. CUCCS (Center for the Clinical Use of Stem Cells) and Department of Neurosciences, Section of Neurology, University of Pisa, Via Roma 67, Pisa 56126, Italy
2. Department of Neurosciences, Section of Neurology, University of Pisa, Pisa, Italy
3. Department of Neurosciences, Section of Pharmacology, University of Pisa, Pisa, Italy