1. Department of Radiology, Medical Imaging Center, University Medical Center Groningen, University of Groningen, Hanzeplein 1, Postbus 30001, 9700 RB Groningen, The Netherlands
2. Department of Neurology, University Medical Center Groningen, University of Groningen, 9700 RB Groningen, The Netherlands
3. Department of Public Health, Erasmus MC, University Medical Center, 3000 CA Rotterdam, The Netherlands
4. Department of Radiology and Nuclear Medicine, Erasmus MC, University Medical Center, 3000 CA Rotterdam, The Netherlands
5. Department of Radiology, Leiden University Medical Center, 2300 RC Leiden, The Netherlands
6. Department of Neurology, Haaglanden Medical Center, 2501 CK The Hague, The Netherlands
7. Department of Radiology, Haaglanden Medical Center, 2501 CK The Hague, The Netherlands
8. Department of Neurology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, 6202 AZ Maastricht, The Netherlands
9. Department of Radiology and Nuclear Medicine, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, 6202 AZ Maastricht, The Netherlands
10. Department of Radiology and Nuclear Medicine, Amsterdam University Medical Centers, University of Amsterdam, 1100 DD Amsterdam, The Netherlands
11. Department of Neurology, Erasmus MC, University Medical Center, 3000 CA Rotterdam, The Netherlands