Renske Janssen (Radboud University Medical Centre, Donders Centre for Neuroscience, Department of Rehabilitation, Nijmegen), Edith Cup (Radboud University Medical Centre, Department of Rehabilitation, Nijmegen, The Netherlands), Tanya Packer (Radboud University Medical Centre, Donders Centre for Neuroscience, Department of Rehabilitation, Nijmegen), Mirjam Nijhuis (School of Occupational Therapy, HAN University of Applied Sciences, Nijmegen), Jos IJspeert (Radboud University Medical Centre, Donders Centre for Neuroscience, Department of Rehabilitation, Nijmegen), Nens Van Alfen (Radboud University Medical Centre, Donders Centre for Neuroscience, Department of Neurology, Nijmegen), Jan Groothuis (Radboud University Medical Centre, Donders Centre for Neuroscience, Department of Rehabilitation, Nijmegen)