1. Academic Department of Neurosciences Sheffield Teaching Hospitals NHS Foundation Trust Sheffield
2. Sobell Department of Motor Neuroscience and Movement Disorders University College London London
3. Department of Neurology King's College Hospital London
4. Institute of Psychiatry, Psychology and Neuroscience King's College London UK
5. Department of Neurology Aarhus University Hospital Aarhus Denmark
6. Department of Neurology Technical University Dresden Dresden Germany
7. Atkinson Morley Regional Neuroscience Centre St George's Hospital NHS Trust London UK
8. Institute of Medical & Biomedical Education St George's University of London London UK