1. Applied Sports, Technology, Exercise and Medicine Research Centre, Swansea University, Bay Campus, Swansea, UK
2. Nursing, Midwifery and Allied Health Professions Research Unit, University of Stirling, Stirling, UK
3. Paediatric Department, Morriston Hospital, Swansea, UK
4. Department of Paediatric Respiratory Medicine and Cystic Fibrosis Unit, Noah’s Ark Children’s Hospital for Wales, Cardiff, UK
5. Children’s Health and Exercise Research Centre, University of Exeter, Exeter, UK
6. Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK