1. Department of Pediatric Pulmonology Gazi University Faculty of Medicine Ankara Turkey
2. Department of Pediatric Pulmonology University of Health Sciences, Dr. Sami Ulus Maternity and Children's Health and Diseases Training and Research Hospital Ankara Turkey
3. Department of Pediatric Pulmonology Necmettin Erbakan University Meram Medicine Faculty Konya Turkey
4. Department of Pediatrics Necmettin Erbakan University Meram Medicine Faculty Konya Turkey
5. Department of Pediatric Pulmonology Erciyes University Faculty of Medicine Kayseri Turkey
6. Department of Pediatric Pulmonology Cengiz Gokcek Maternity and Children's Hospital Gaziantep Turkey
7. Department of Medical Education Gazi University Faculty of Medicine Ankara Turkey
8. Department of Pediatrics Gazi University Faculty of Medicine Ankara Turkey