1. Department of Neurology and Clinical Neurophysiology, Amsterdam Neuroscience, Amsterdam University Medical Centers, University of Amsterdam, Amsterdam, The Netherlands
2. Department of Neurology, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain
3. Centro para la Investigación en Red en Enfermedades Raras (CIBERER), Madrid, Spain
4. Aston Medical School, Aston University, Birmingham, UK