1. Department of Comprehensive Dentistry, The University of Texas Health Science Center San Antonio, TX, USA;
2. Department of Orthodontics, Faculty of Dentistry, Kocaeli University, Kocaeli, Turkey;
3. Department of Orthodontics, Faculty of Dentistry, Ondokuz Mayis University, Samsun, Turkey;
4. Department of Oral and Maxillofacial Radiology, Faculty of Dentistry, Kocaeli University, Kocaeli, Turkey