1. Clinic of Maxillofacial Surgery, Head-Neck and NeuroScience Department, University Hospital of Udine, p.le S. Maria della Misericordia 15, 33100 Udine, Italy
2. Department of Oral and Maxillofacial Surgery, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
3. Neurosciences Reproductive and Odontostomatological Sciences Department, University of Naples “Federico II”, 80131 Naples, Italy