1. Department of Chest Diseases, Division of Allergy and Immunology, Hacettepe University School of Medicine, Ankara, Turkey
2. Department of Chest Diseases, Division of Allergy and Immunology, Ege University School of Medicine, İzmir, Turkey
3. Department of Chest Diseases, Fırat University School of Medicine, Elazığ, Turkey
4. Department of Chest Diseases, Kocaeli University School of Medicine, Kocaeli, Turkey
5. Department of Chest Diseases, İstanbul University-Cerrahpaşa, Cerrahpaşa School of Medicine, İstanbul, Turkey
6. Department of Pulmonary Medicine, Ufuk University School of Medicine, Ankara, Turkey
7. Department of Chest Diseases, Atatürk University School of Medicine, Erzurum, Turkey
8. Department of Chest Diseases, Mersin University School of Medicine, Mersin, Turkey
9. Department of Chest Diseases, Gazi University School of Medicine, Ankara, Turkey