1. Department of Neurology and Clinical Neurophysiology, Amsterdam UMC, University of Amsterdam, Amsterdam Neuroscience, Amsterdam, The Netherlands
2. Center for Rare Movement Disorders, Amsterdam UMC, Amsterdam, The Netherlands
3. Department of Human Genetics, Leiden University Medical Center, Leiden, The Netherlands
4. Department of Neurology, Leiden University Medical Center, Leiden, The Netherlands
5. Institute of Human Genetics, University Hospital Essen, University of Duisburg-Essen, Essen, Germany
6. Department of Neurology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
7. Expertise Center Movement Disorders Groningen, University Medical Center Groningen (UMCG), Groningen, The Netherlands