1. East Lancashire Hospitals NHS Trust; Blackburn Lancashire UK
2. Royal Blackburn Hospital, ELHT; Respiratory Assessment Unit; Blackburn UK
3. University of Oxford; Experimental Medicine, Nuffield Department of Medicine; Oxford UK
4. University of Oxford; Respiratory Medicine Unit, Nuffield Department of Medicine; Oxford UK
5. University of Oxford Medical School; New College, Oxford; Oxford UK
6. University Hospitals of Leicester NHS Trust; Pharmacy; Leicester UK
7. East Lancashire Hospitals; Department of Respiratory Medicine; Blackburn UK
8. University of Oxford; NIHR Oxford Biomedical Research Centre, Nuffield Department of Medicine; Oxford UK