Giuliano Maino – Department of Orthodontics, University of Ferrara, Ferrara, Italy
Emanuele Paoletto – Orthodontic Technician, Thiene (VI), Italy
Luca Lombardo – Department of Orthodontics, University of Ferrara, Ferrara, Italy
Giuseppe Siciliani – Department of Orthodontics, University of Ferrara, Ferrara, Italy
