1. Department of Medicine, Weill Cornell Medical Center, New York, New York;
2. Centre for Interstitial Lung Diseases and Sarcoidosis, Department of Respiratory Medicine, Erasmus University Medical Centre, Rotterdam, the Netherlands;
3. Center for Interstitial Lung Diseases, Department of Medicine, and
4. Division of Pulmonary, Critical Care and Sleep Medicine, University of Washington, Seattle, Washington;
5. Division of Pulmonary and Critical Care Medicine, University of Michigan Health System, Ann Arbor, Michigan;
6. Inflammation, Repair and Development Section, National Heart and Lung Institute, Imperial College, London, United Kingdom;
7. National Institute for Health Research Respiratory Biomedical Research Unit, Royal Brompton Hospital, London, United Kingdom;
8. Hastings Centre for Pulmonary Research and Division of Pulmonary, Critical Care and Sleep Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California;
9. Unit for Interstitial Lung Diseases, Department of Respiratory Medicine, University Hospitals Leuven, Leuven, Belgium;
10. Center for Interstitial and Rare Lung Diseases, Department of Pulmonology, Thoraxklinik, University of Heidelberg, Heidelberg, Germany;
11. German Center for Lung Research, Heidelberg, Germany;
12. Firestone Institute for Respiratory Health, McMaster University, Hamilton, Ontario, Canada;
13. School of Clinical Medicine, the University of Queensland, Brisbane, Queensland, Australia;
14. Queensland Lung Transplant Program, the Prince Charles Hospital, Brisbane, Queensland, Australia;
15. Spartanburg Medical Research, Spartanburg, South Carolina;
16. Department of Chest Diseases, Faculty of Medicine, Ege University, Izmir, Turkey;
17. Respivant Sciences, Inc., San Diego, California;
18. Dipartimento di Scienze Meiche e Chirurgiche, Fondazione Policlinico Universitario “A. Gemelli” Instituto di Ricovero e Cura a Carattere Scientifico, Università Cattolica del Sacro Cuore, Roma, Italy