1. Maurice Wohl Clinical Neuroscience Institute, Department of Basic and Clinical Neuroscience, King’s College London, UK,
2. Department of Biostatistics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, UK,
3. Department of Neurology, University of Lleida, Spain,
4. The Walton Centre NHS Foundation Trust, Liverpool, England,
5. Department of Neuroscience, University of Sheffield, England, and
6. Department of Neurology, Brighton and Sussex Medical School, England