1. Pulmonary, Allergy, and Critical Care Division, Department of Medicine, University of Pennsylvania, Perelman School of Medicine, Philadelphia, PA, United States
2. Division of Newborn Medicine, Department of Pediatrics, Washington University School of Medicine, St. Louis, MO, United States
3. Institute of Functional and Applied Anatomy, Hannover Medical School, Hannover, Germany
4. Biomedical Research in End-stage and Obstructive Lung Disease Hannover (BREATH), Member of the German Center for Lung Research (DZL), Hannover, Germany
5. Deparment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, United States
6. Department of Pharmacology and Toxicology, University of Utah, Salt Lake City, UT, United States
7. Institute of Functional Anatomy, Charité, Universitaetsmedizin Berlin, Berlin, Germany
8. German Center for Lung Research, Berlin, Germany
9. Division of Neonatology, Department of Pediatrics, Chicago, IL, United States
10. University of Pennsylvania-Children's Hospital of Philadelphia Lung Biology Institute, Philadelphia, PA, United States