1. East Lancashire Hospitals NHS Trust; Blackburn UK
2. Respiratory Medicine Unit, Nuffield Department of Medicine; University of Oxford; Oxford UK
3. NIHR Oxford Biomedical Research Centre, Nuffield Department of Medicine; University of Oxford; Oxford UK
4. School of Medical and Health Sciences; Edith Cowan University; Perth Australia
5. New College; University of Oxford Medical School; Oxford UK
6. Pharmacy; Kettering General Hospital; Kettering UK