1 Institute of Genetic Medicine, Central Parkway, Newcastle University, Newcastle Upon Tyne, NE1 3BZ, UK.
2 Department of Clinical Neurosciences, University of Cambridge, University Neurology Unit, Level 5 'A' Block, Box 165 Cambridge Biomedical Campus, Cambridge, CB2 0QQ, UK.
4 Institute of Brain, Behaviour and Mental Health, University of Manchester, 2.014 AV Hill Building, Oxford Road, Manchester, M13 9PT, UK.
5 Department of Clinical Neurosciences, John Radcliffe Hospital, Level 3, West Wing, Headley Way, Oxford, OX3 9DU, UK.
6 National CJD Research & Surveillance Unit, Centre for Clinical Brain Sciences, University of Edinburgh, Western General Hospital, Edinburgh, EH4 2XU, UK.
7 Department of Basic and Clinical Neuroscience, Institute of Psychiatry, Psychology and Neuroscience, King's College London, De Crespigny Park, London, SE5 8AF, UK.
8 Department of Neuropathology, John Radcliffe Hospital, West Wing, Level 1, Oxford, OX3 9DU, UK.
9 National CJD Research & Surveillance Unit, Centre for Clinical Brain Sciences, University of Edinburgh, Western General Hospital, Edinburgh, EH4 2XU, UK. [email protected].
10 Institute of Genetic Medicine, Central Parkway, Newcastle University, Newcastle Upon Tyne, NE1 3BZ, UK. [email protected].
11 Department of Clinical Neurosciences, University of Cambridge, University Neurology Unit, Level 5 'A' Block, Box 165 Cambridge Biomedical Campus, Cambridge, CB2 0QQ, UK. [email protected].