Affiliation: | 1. Undergraduate of Oral and Maxillofacial Surgery, Oral and Maxillofacial Diseases Research Center, Mashhad University of Medical Sciences, Mashhad, Iran;2. Associate Professor of Oral and Maxillofacial Surgery, Oral and Maxillofacial Diseases Research Center, Mashhad University of Medical Sciences, Mashhad, Iran;3. Associate Professor of Oral and Maxillofacial Pathology, Dental Research Center, Mashhad University of Medical Sciences, Mashhad, Iran |