Institution: | ∗ Department of Plastic and Reconstructive Surgery, Abant Izzet Baysal University, Medical Faculty, Bolu, Turkey † Department of Otorhinolaryngology and Head and Neck Surgery, Abant Izzet Baysal University, Medical Faculty, Bolu, Turkey ‡ Clinics of Otorhinolaryngology and Head and Neck Surgery, Haseki Education and Research Hospital, Istanbul, Turkey § Department of Clinical Biochemistry, Abant Izzet Baysal University, Medical Faculty, Bolu, Turkey ‖ Department of Pathology, Abant Izzet Baysal University, Medical Faculty, Bolu, Turkey |