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