The BREATHE study: Breathing REtraining for Asthma--Trial of Home Exercises. a protocol summary of a randomised controlled trial.

1 Centre for Innovation and Leadership, Faculty of Health Sciences, University of Southampton, Southampton, UK 2 Academic Unit of Psychology, University of Southampton, Southampton, UK 3 Clinical Trials Unit, University of Southampton, Southampton, UK 4 Department of Public Health, University of Southampton, Southampton, UK 5 Academic Primary Care, University of Aberdeen, Aberdeen, UK 6 Department of Primary Care Research, University of Southampton, Southampton, UK 7 School of Medicine, University of Southampton, Southampton, UK 8 Health Economics, University of Southampton, Southampton, UK 9 Asthma UK and patient representative, University of Cambridge, Cambridge, UK 10 Respiratory Medicine, University of Leicester, Leicester, UK 11 Patient representative, Southampton, UK