1. Surgical Sciences Department, Oral and Maxillofacial Surgery, School of Dentistry, Marquette University, Milwaukee, WI, USA
2. Department of Orthodontics and Orofacial Pain, University of Catania, Catania, Italy
3. Department of Bio-Medical Sciences, Anatomy Section, University of Catania, Catania, Italy
4. Orthodontic Department, School of Dentistry, Maryland University, College Park, MD, USA
5. School of Dentistry, Marquette University, Milwaukee, WI, USA
6. School of Health and Bioscience, Pontificia Universidade Catolica do Parana, Curitiba, Brazil