Document Type : Original Article
Authors
1 Associate Professor of ENT Surgery, Mashhad University of Medical Sciences and Health Services, Gaem Hospital, Mashhad, Iran
2 Specialist of ENT Surgery, Mashhad University of Medical Sciences and Health Services, Gaem Hospital, Mashhad, Iran
3 Assistant Professor of ENT Surgery, Mashhad University of Medical Sciences and Health Services, Gaem Hospital, Mashhad, Iran
4 Laboratory Specialist, Mashhad University of Medical Sciences and Health Services, Gaem Hospital, Mashhad, Iran
5 Epidemiologist, Mashhad University of Medical Sciences and Health Services, Gaem Hospital, Mashhad, Iran
Keywords