Staff Surgeon, Fatsa State Hospital Otalaryngology Head and Neck Surgery Department. Ordu, Turkey
2.Staff Surgeon, Dr. Lutfi Kirdar Kartal Research and Teaching Hospital, Otalaryngology Head and Neck Surgery Department. İstanbul, Turkey
3.Staff Surgeon, Hinis State Hospital Otalaryngology Head and Neck Surgery Department. Erzurum, Turkey
4.From the Departments of Otolaryngology, Head and Neck Surgery and Pathology