1. Department of Neurology; Erasmus MC University Medical Center; Rotterdam The Netherlands
2. Department of Neurology; Albert Schweitzer Hospital; Dordrecht The Netherlands
3. Department of Immunology; Erasmus MC University Medical Center; Rotterdam The Netherlands
4. Department of Neurology; Brain Center Rudolf Magnus University, Medical Center Utrecht; Utrecht The Netherlands
5. Department of Neurology; Academic Medical Center; Amsterdam The Netherlands
6. Department of Neurology, School of Mental Health and Neuroscience; Maastricht University Medical Center; Maastricht The Netherlands
7. Department of Neurology; St. Elisabeth Hospital; Willemstad Curacao