1. Unit of Oral and Maxillofacial Surgery, Department of Biomedical and Neuromotorial Science, University of Bologna, Bologna, Italy.
2. Department CIBIO, University of Trento, Trento, Italy, and Department of Neurosciences, University of Padova, Padova, Italy.
3. Unit of Oral and Maxillofacial Surgery, Department of Surgical Sciences Dentistry Gynaecology and Paediatrics, University of Verona, Verona, Italy.