1. Department of Health, University “Magna Graecia” of Catanzaro, Viale Europa, Loc. Germaneto, 88100 Catanzaro, Italy
2. Private Practice, Via G. A. Acquaviva 37, 81100 Caserta, Italy
3. Department of Oral Medical Sciences and Biotechnology, University “G. d’Annunzio” of Chieti-Pescara, Via dei Vestini, 32 66013 Chieti, Italy