1. National Institute for Health Research Biomedical Research Centre and Clinical and Experimental Sciences University of Southampton Southampton UK
2. Barts and the London School of Medicine and Dentistry Queen Mary University of London London UK
3. Medical Sciences Division University of Oxford Oxford UK
4. Respiratory Effectiveness Group Cambridge UK
5. Norwich Medical School University of East Anglia Norwich UK
6. Interstitial Lung Disease Unit Royal Brompton Hospital London UK
7. Fibrosis Research Group, National Heart and Lung Institute Imperial College London London UK
8. Department of Family and Community Medicine University of Toronto Toronto ON Canada
9. Centre of Academic Primary Care, Division of Applied Health Sciences University of Aberdeen Aberdeen UK
10. Observational and Pragmatic Research Institute Singapore
11. Unità Operativa Complessa di Pneumologia Università Cattolica del Sacro Cuore, Fondazione Policlinico A. Gemelli Rome Italy