1. Department of Life Sciences; University of Modena and Reggio Emilia; Modena Italy
2. C.I.G. - Interdepartmental Center “L. Galvani,”; University of Bologna; Bologna Italy
3. Department of Experimental; Diagnostic and Specialty Medicine; University of Bologna; Bologna Italy
4. Department of Surgery; Medicine, Dentistry and Morphological Sciences; University of Modena and Reggio Emilia; Modena Italy
5. Department of Experimental and Clinical Biomedical Sciences; University of Florence; Florence Italy
6. National Centre for Epidemiology; Surveillance and Health Promotion; Istituto Superiore di Sanità; Rome Italy
7. IFC - Institute of Clinical Physiology, CNR; Pisa Italy
8. Department of Clinical Pathology; Nuovo Ospedale Civile Sant’Agostino Estense; Baggiovara Modena Italy