1. From the Department of Neurology and Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Center, Nijmegen, The Netherlands (R.M.A., L.C.A.R.-J., N.A.M.M., H.C.S., E.J.v.D., F.-E.d.L.); Neurology Unit, Department of Clinical Neurosciences, University of Cambridge, Cambridge, United Kingdom (L.C.A.R.-J.); and Department of Neurolog, Medisch Spectrum Twente, Enschede, The Netherlands (L.D.A.D.).