1 From the Melbourne Brain Centre, Royal Melbourne Hospital, University of Melbourne, Parkville, Australia (S.M.D.); and Division of Neurology, Department of Clinical Sciences, Lund University, Lund, Sweden (B.N.) stephen.davis@mh.org.au.
2 From the Melbourne Brain Centre, Royal Melbourne Hospital, University of Melbourne, Parkville, Australia (S.M.D.); and Division of Neurology, Department of Clinical Sciences, Lund University, Lund, Sweden (B.N.).