Numune Educational and Research Hospital, Clinic of Third Otorhinolaryngology, Ankara, Turkey
2.Gazi University Medical School, Department of Cardiovascular Surgery, Ankara, Turkey
3.Gazi University Medical School, Department of Histology, Ankara, Turkey
4.Department of Otorhinolaryngology, Gazi University Faculty of Medicine, Ankara, Turkey
5.Ankara Numune Education Hospital 3rd ENT Department.