1. Health Research Institute, Faculty of Health, Social Care & Medicine; Edge Hill University; Ormskirk UK
2. Respiratory Research Centre, Faculty of Health, Social Care & Medicine; Edge Hill University; Ormskirk UK
3. COPD Foundation; Miami USA
4. University of Leeds; Leeds UK
5. Department of Public Health and Primary Care; University of Cambridge; Cambridge UK
6. Faculty of Health and Social Care; Edge Hill University; Ormskirk UK
7. Faculty of Health, Social Care & Medicine; Edge Hill University; Ormskirk UK
8. National Heart and Lung Institute, Imperial College London and Royal Brompton Hospital; London UK