1. Department of Audiology, İstanbul Medeniyet University Faculty of Health Sciences, İstanbul, Turkey
2. Department of Speech and Language Therapy, Ankara Medipol University Faculty of Health Sciences, Ankara, Turkey
3. Department of Otorhinolaryngology, İstanbul Medeniyet University Faculty of Medicine; Göztepe Prof. Dr. Süleyman Yalçın City Hospital, İstanbul, Turkey