1. Department of Clinical Sciences and Stomatology, Polytechnic University of Marche, 60121 Ancona, Italy
2. Independent Researcher, 16149 Genova, Italy
3. Independent Researcher, 41121 Reggio Emilia, Italy
4. Department of Life, Health and Environmental Sciences, Università degli Studi dell’Aquila, 67100 L’Aquila, Italy