1. Department of Neurology, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht, The Netherlands,
2. Department of Neurology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands,
3. Department of Neurology, Radboud University Medical Center, Nijmegen, The Netherlands,
4. Brain Center Rudolf Magnus and Center of Excellence for Rehabilitation Medicine, University Medical Center Utrecht and De Hoogstraat Rehabilitation, Utrecht, The Netherlands,
5. Department of Experimental Psychology, Helmholtz Institute, Utrecht University, Utrecht, The Netherlands, and
6. Department of Radiology, University Medical Center Utrecht, Utrecht, The Netherlands