1. Department of Neuroimaging; University of Chieti; Chieti Italy
2. Department of Cardiovascular and Neurological Sciences; University of Cagliari; Cagliari Italy
3. Helvetic Confederation IIHM International institute; Cardiologic Medical Center Manno; Lugano Helvetia
4. Fondazione G. Monasterio CNR-Regione Toscana and Institute of Clinical Physiology-CNR; Pisa Italy