1. Research Fellow, Department of Medical, Surgical and Health Sciences, University of Trieste, Trieste, Italy
2. Assistant Professor, Department of Orthodontics, University of Florence, Florence, Italy
3. Associate Professor, Department of Medical, Surgical and Health Sciences, University of Trieste, Trieste, Italy
4. Assistant Professor, Department of Medical, Surgical and Health Sciences, University of Trieste, Trieste, Italy