1. Department of Medical Sciences, University of Cagliari, Cagliari, Italy
2. Department of Biology, College of Science and Technology, Temple University, Philadelphia, PA, USA
3. Department of Medical Sciences and Public Health, Unit of Radiology, University of Cagliari, Cagliari, Italy
4. Division of Pathology, AOU of Cagliari, Cagliari, Italy
5. Division of Pathology, Genk Regional Hospital, Genk, Belgium
6. Department of Electrical and Eletronic Engineering, University of Cagliari, Cagliari, Italy
7. Stroke Diagnostic and Monitoring Division, Atheropoint, Roseville, CA, USA