1. Unit of Restorative Dentistry, Department of Oral Science; Nano and Biotechnology, “G. D'Annunzio” University of Chieti; Chieti Italy
2. Unit of Restorative Dentistry, Endodontics and Oral Pathology, Department of Life, Health and Environmental Sciences; Dental Clinic, University of L'Aquila; L'Aquila Italy
3. Private Practice; Pescara Italy