1. Department of Orthodontics, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia
2. University of Illinois Hospital and Health Sciences System, University of Illinois College of Medicine, Chicago, IL, USA
3. Departments of Biobehavioral Health Science, Medicine and Bioengineering, University of Illinois, Chicago, IL, USA
4. Department of Radiology, Faculty of Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
5. Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Saudi Arabia