1. Stroke Trials Unit, Mental Health & Clinical Neuroscience, University of Nottingham, Queens Medical Centre, Nottingham, UK
2. East Midlands Ambulance Service NHS Trust, Nottingham, UK
3. Department of Paramedic Science, School of Health and Social Work, University of Hertfordshire, Hatfield, UK
4. Stroke, Acute Medicine, Nottingham University Hospitals NHS Trust, Nottingham, UK