King’s College London - Institute of Psychiatry, Psychology and Neuroscience, University of London - St. George's, Division of Neuroimmunology and Neurovirology,NINDS,NIH, University of Edinburgh, Government of the United States of America - National Institute of Neurological Disorders and Stroke (NINDS), University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, University of Edinburgh - Centre for Clinical Brain Sciences and King’s College London