1. Department of Otorhinolaryngology, Antalya Training and Research Hospital, Antalya, Turkey
2. Department of Biochemistry, Antalya Training and Research Hospital, Antalya, Turkey
3. Department of Otorhinolaryngology, Kumluca Public Hospital, Antalya, Turkey
4. Department of Pulmonology, Antalya Training and Research Hospital, Antalya, Turkey
5. Institute of Public Health, Hacettepe University, Ankara, Turkey