1 Centre of Exercise and Rehabilitation Sciences, NIHR Leicester Biomedical Research Centre-Respiratory, University Hospitals of Leicester, UK; Department of Respiratory Sciences, University of Leicester, UK. Electronic address: enya.daynes@uhl-tr.nhs.uk.
2 Centre of Exercise and Rehabilitation Sciences, NIHR Leicester Biomedical Research Centre-Respiratory, University Hospitals of Leicester, UK. Electronic address: Charlotte.gerlis@uhl-tr.nhs.uk.
3 Centre of Exercise and Rehabilitation Sciences, NIHR Leicester Biomedical Research Centre-Respiratory, University Hospitals of Leicester, UK; Department of Respiratory Sciences, University of Leicester, UK. Electronic address: sally.singh@uhl-tr.nhs.uk.