1. Faculty of Dentistry, Department of Orthodontics, Guilan University of Medical Sciences, Rasht, Iran

2. Dental Sciences Research Center, Department of Maxillofacial Radiology, Faculty of Dentistry, Guilan University of Medical Sciences, Rasht, Iran

3. Private Clinic, Guilan University of Medical Sciences, Rasht, Iran

4. Department of Orthodontics, Faculty of Dentistry, Guilan University of Medical Sciences, Rasht, Iran

5. Department of Maxillofacial Radiology, School of Dentistry , Arak University of Medical Sciences, Arak, Iran