1. Dokuz Eylul University, Medical School, Department of Otorhinolaryngology, Izmir, Turkey
2. Internal Medicine, Antalya Training and Research Hospital, Antalya, Turkey
3. Dokuz Eylul University, Medical School, Department of Pathology, Izmir, Turkey
4. Internal Medicine, Allergy and Clinical Immunology Unit, Antalya Training and Research Hospital, Antalya, Turkey