1. Research Fellow, Department of Medical, Surgical and Health Sciences, School of Dentistry, University of Trieste, Trieste, Italy.
2. Assistant Professor, Department of Orthodontics and Jaw Orthopedics, Medical Faculty, University of Ljubljana, Ljubljana, Slovenia.
3. Assistant Professor, Department of Oral and Maxillofacial Sciences, Pediatric Dentistry, Sapienza University of Rome, Rome, Italy.
4. Assistant Professor, Department of Medical, Surgical and Health Sciences, School of Dentistry, University of Trieste, Trieste, Italy.