1. Department of Neurology Erasmus MC University Medical Centre Rotterdam Rotterdam The Netherlands
2. Department of Neurology Albert Schweitzer hospital Dordrecht The Netherlands
3. Department of Immunology Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
4. Department of Neurology Brain Centre Rudolf Magnus University Medical Centre Utrecht Utrecht The Netherlands
5. Department of Neurology Amsterdam UMCUniversity of Amsterdam Amsterdam The Netherlands
6. Department of Public Health Erasmus MC University Medical Centre Rotterdam Rotterdam The Netherlands
7. Department of Neurology Curaçao Medical Centre Willemstad Willemstad Curaçao
8. Department of Neurology School of Medical Health and Neuroscience Maastricht University Medical Centre Maastricht The Netherlands