1. Department of Pediatric Respiratory Medicine, Immunology and Critical Care Medicine, Charité–Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany;
2. German Center for Lung Research (DZL), Berlin, Germany;
3. Division of Pediatric Pulmonology and Allergy and Cystic Fibrosis Center and
4. Translational Lung Research Center Heidelberg (TLRC), DZL, Heidelberg, Germany;
5. Berlin Institute of Health, Charité–Universitätsmedizin, Berlin, Germany;
6. Department of Translational Pulmonology,
7. Division of Neonatology, Department of Pediatrics, and
8. Pediatric Practice, Bad Saulgau, Germany;
9. Department of Diagnostic and Interventional Radiology, University of Heidelberg, Heidelberg, Germany;
10. Department of Diagnostic and Interventional Radiology with Nuclear Medicine, Thoraxklinik at University Hospital Heidelberg, Heidelberg, Germany; and
11. Department of Radiology, German Cancer Research Center (DKFZ), Heidelberg, Germany