1. Department of Allergy and Immunology, Balıkesir University, Balikesir, Turkey
2. Department of Pulmonology, Balıkesir University, Balikesir, Turkey
3. Department of Pulmonology, Balikesir City Hospital, Balikesir, Turkey
4. Department of Pulmonary Diseases, Istanbul University-Cerrahpasa, Istanbul, Turkey