1. Department of Oral and Maxillofacial Pathology, Dental Implant Research Center, Dental Research Institute, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
2. Department of Oral Public Health, Dental Research Center, Dental Research Institute, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
3. Department of Oral and Maxillofacial Pathology, Dental Research Center, Dental Research Institute, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
4. Dental Students Research Committee, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran