de Lau Lonneke M L, Verbaan Dagmar, van Rooden Stephanie M, Marinus Johan, van Hilten Jacobus J
Department of Neurology, Leiden University Medical Center, Leiden, The Netherlands; Department of Neurology, Slotervaart Hospital, Amsterdam, The Netherlands.
Mov Disord. 2014 Jan;29(1):150-1. doi: 10.1002/mds.25652. Epub 2013 Sep 3.