1. Department of Clinical Neuroscience, Stroke Research Group, University of Cambridge, Cambridge, U.K.
2. Neurosciences Research Centre, St. George's, University of London, London, U.K.
3. Stroke and Dementia Research Centre, St George’s, University of London, London, U.K.
4. Department of Neurology, Leeds General Infirmary, Leeds Teaching Hospitals NHS Trust, Leeds, U.K.
5. Department of Psychiatry, University of Cambridge, Cambridge, U.K.
6. Department of Psychology, Kings' College London, Institute of Psychiatry, Psychology and Neuroscience, London, U.K.
7. Department of Neurology, Royal Hallamshire Hospital, Sheffield, U.K.
8. Department of Brain Repair and Rehabilitation, Stroke Research Centre, UCL Institute of Neurology, London, U.K.
9. Magnetic Resonance Centre, Institute of Cellular Medicine, Newcastle University, Newcastle, U.K.
10. Medical Sciences Division, University of Oxford, Oxford, U.K., & Oxford University Hospitals NHS Foundation Trust
11. Molecular and Clinical Science Research Institute, St George’s, University of London, London, U.K.