1. Scientific Unit of Digital Dentistry (SUDD), Department of Neurosciences, Reproductive and Odontostomatological Sciences, University Federico II of Napoli, 80131 Napoli, Italy
2. Pediatric Dentistry Unit, Department of Neurosciences, Reproductive and Odontostomatological Sciences, University Federico II of Napoli, 80131 Napoli, Italy
3. School of Dentistry, Department of Biomedical and Dental Sciences and Morphofunctional Imaging, University of Messina, 98122 Messina, Italy