1. Department of Pulmonology, Hannover Medical School, Hannover, Germany
2. Department of Pneumology and
3. Fraunhofer Institute for Toxicology and Experimental Medicine, Hannover, Germany
4. German Center for Lung Research, BREATH, Hannover, Germany
5. Institute for Medical Biometry and Statistics, Faculty of Medicine and Medical Center, University of Freiburg, Freiburg, Germany
6. Institute of Surgical Pathology, University Medical Center, Freiburg, Germany
7. Respiratory Diseases and Lung Transplantation Unit, AOUS and Siena University, Siena, Italy
8. Division of Respiratory Medicine, Simmons Center, University of Pittsburgh, Pittsburgh, Pennsylvania
9. Section of Pulmonary, Critical Care and Sleep Medicine, Yale School of Medicine, New Haven, Connecticut
10. Biogen Idec Inc., Cambridge, Massachusetts
11. Boehringer Ingelheim Pharma GmbH & Co. KG Research, Biberach, Germany
12. Department of Respiratory Medicine, University Hospitals Leuven, Leuven, Belgium; and
13. Division of Neonatology, Perinatal and Pulmonary Biology, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio