1. Dentistry Department, Bogomolets National Medical University, Kyiv, Ukraine
2. Student Research Committee, Department of Pediatric Dentistry, School of Dentistry, Shiraz University of Medical Sciences, Shiraz, Iran
3. Department of Prosthodontics, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Department of Oral and Maxillofacial Surgery, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5. Department of Restorative Dentistry, School of Dentistry, Ardabil University of Medical Sciences, Ardabil, Iran
6. Department of Periodontics, School of Dentistry, Hamadan University of Medical Sciences, Hamadan, Iran
7. Department of Oral and Maxillofacial Surgery, School of Dentistry, Ardabil University of Medical Sciences, Ardabil, Iran
8. Dentistry Research Institute, School of Dentistry, Shahed University, Tehran, Iran
9. Student Research Committee, School of Dentistry, Shiraz University of Medical Sciences, Shiraz, Iran