Neurology 2014 Jan 20;82(4):292-9. Epub 2013 Dec 20.
From the Departments of Neurodegenerative Disease (D.J.H.M., P.M., E.J.W., S.M., S.J.T.) and Molecular Neuroscience (H.H.), UCL Institute of Neurology, London; MRC Prion Unit (M.P., J.B., T.C., G.A.), London; and Neurogenetics Unit (J.H., J.M.P., E.M., A.H., M.G.S., H.H.), National Hospital for Neurology and Neurosurgery, University College London Hospitals, UK.