1. Maxillofacial Surgery Operative Unit, Department of Neurosciences, Reproductive and Odontostomatological Sciences, Federico II University of Naples, 80131 Naples, Italy
2. Maxillofacial Surgery Operative Unit, Department of Medicine, Surgery and Pharmacy, University of Sassari, 07100 Sassari, Italy
3. Biomedical Science Department, PhD School of Biomedical Science, University of Sassari, 07100 Sassari, Italy
4. Maxillofacial Surgery Operative Unit, Department of Interdisciplinary Medicine, Aldo Moro University of Bari, 70120 Bari, Italy
5. Department of Medicine and Surgery, University of Salerno, 84081 Salerno, Italy