1. Health Research Institute, Faculty of Health, Social Care & Medicine; Edge Hill University; Ormskirk UK
2. Medical Sciences, Institute of Health; University of Cumbria; Lancaster UK
3. University of Dundee, Ninewells Hospital and Medical School; Dundee UK
4. Division of Infection, Immunity and Respiratory Medicine; The University of Manchester, Manchester Academic Health Science Centre; Manchester UK
5. Department of Respiratory Medicine; Galway University Hospital; Galway Ireland
6. Edge Hill University; Ormskirk UK
7. Department of Nursing, Faculty of Health, Social and Psychology; Manchester Metropolitan University; Manchester UK
8. Medical School, Faculty of Health, Social Care and Medicine; Edge Hill University; Ormskirk UK