1. Department of Otorhinolaryngology Head and Neck Surgery, Faculty of Medicine, Recep Tayyip Erdogan University, Rize, Turkey
2. Department of Pediatrics, Agri State Hospital, Agri, Turkey
3. Department of Otorhinolaryngology Head and Neck Surgery, Izmir Bozyaka Training and Research Hospital, Izmir, Turkey
4. Department of Otorhinolaryngology Head and Neck Surgery, Agri State Hospital, Agri, Turkey