1. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
2. Department of Pulmonary Medicine, Zhongshan Hospital, Fudan University, Shanghai, China
3. Viral Immunology and Respiratory Disease group, University of Newcastle, Newcastle, New South Wales, Australia
4. Priority Research Centre for Healthy Lungs, University of Newcastle and Hunter Medical Research Institute, Newcastle, New South Wales, Australia
5. Division of Allergy, Pulmonary, and Critical Care Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
6. Department of Pathology, Microbiology, and Immunology, Vanderbilt University Medical Center, Nashville, Tennessee
7. Department of Cell and Developmental Biology, Vanderbilt University Medical Center, Nashville, Tennessee
8. Division of Rheumatology & Immunology, Department of Medicine, Medical University of South Carolina, Charleston, South Carolina
9. Department of Anatomy, Cell Biology and Physiology, Indiana University School of Medicine, Indianapolis, Indiana
10. Institute of Physiology, Charité-Universitätsmedizin Berlin, Berlin, Germany
11. Division of Pulmonary Sciences and Critical Care Medicine, Department of Medicine, School of Medicine, University of Colorado, Aurora, Colorado
12. Department of Medicine, Denver Health Medical Center, Denver, Colorado
13. Department of Lung Development and Remodelling, Max Planck Institute for Heart and Lung Research, Bad Nauheim, Germany
14. Department of Translational Pulmonology and the Translational Lung Research Center Heidelberg, University Hospital Heidelberg, Member of the German Center for Lung Research (DZL), Heidelberg, Germany