1. Department of Neurology, Amsterdam UMC, University of AmsterdamAmsterdam Neuroscience Amsterdam The Netherlands
2. Brain Centre Rudolf Magnus, Department of NeurologyUniversity Medical Centre Utrecht Utrecht The Netherlands
3. Department of Neurology, Erasmus MCUniversity Medical Centre Rotterdam The Netherlands
4. Neurologic Clinic and Policlinic, Departments of Medicine, Biomedicine, and Clinical ResearchUniversity Hospital Basel, University of Basel Basel Switzerland