1. Academic Respiratory Unit, University of Bristol, Bristol, United Kingdom
2. North Bristol Lung Centre, North Bristol NHS Trust, Bristol, United Kingdom
3. Oxford Respiratory Trials Unit, Nuffield Department of Experimental Medicine, University of Oxford, United Kingdom
4. Pragmatic Clinical Trials Unit, Queen Mary University of London, London, United Kingdom
5. Health Economics Research Centre, Nuffield Department of Population Health, University of Oxford, United Kingdom
6. Somerset Lung Centre, Musgrove Park Hospital, Taunton and Somerset NHS Foundation Trust, Taunton, United Kingdom
7. North West Lung Centre, Manchester University NHS Foundation Trust, Manchester, United Kingdom
8. Lungs for Living Research Centre, University College London, London, United Kingdom
9. Respiratory Medicine, Nottingham University Hospitals NHS Trust, United Kingdom
10. University of Nottingham, United Kingdom
11. Glasgow Pleural Disease Unit, Queen Elizabeth University Hospital, Glasgow, United Kingdom
12. Institute of Infection, Immunity & Inflammation, University of Glasgow, Glasgow, United Kingdom
13. Respiratory Department, Sherwood Forest Hospitals Trust, United Kingdom
14. Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom
15. Glan Clwyd Hospital, North Wales, United Kingdom
16. Lancashire Teaching Hospitals NHS, Foundation Trust, Preston, United Kingdom
17. Respiratory Department, Doncaster and Bassetlaw Teaching Hospitals NHS Foundation Trust, Doncaster, United Kingdom
18. Respiratory Department, Guy's and St Thomas' NHS Trust, London, United Kingdom
19. Respiratory Medicine, North Tees and Hartlepool NHS Foundation Trust, Stockton-on-Tees, United Kingdom
20. Medway NHS Foundation Trust, Gillingham, United Kingdom
21. Aintree University Hospitals NHS Foundation Trust, Liverpool, United Kingdom
22. Milton Keynes University Hospital, Milton Keynes, United Kingdom
23. Croydon University Hospital, Croydon, United Kingdom
24. University Hospitals Birmingham NHS Foundation Trust, Birmingham, United Kingdom
25. Worcester Acute Hospitals NHS Trust, Worcester, United Kingdom
26. Cardiff and Vale University Health Board, Wales, United Kingdom
27. Department of Respiratory Medicine, Gloucestershire Hospitals NHS Foundation Trust, Cheltenham, United Kingdom
28. Institute for Global Health, University College London, London, United Kingdom