1. Faculty of Medicine, Department of Otolaryngology-Head & Neck Surgery; Kirikkale University Kirikkale; Turkey
2. Faculty of Medicine, Department of Medical Pharmacology; Inonu University; Malatya Turkey
3. Pathology Department; Inonu University; Malatya Turkey
4. Department of Otolaryngology-Head & Neck Surgery; Inonu University; Malatya Turkey