1. Department of Radiology; VU University Medical Center; Amsterdam The Netherlands
2. Department of Anatomy and Neuroscience; VU University Medical Center; Amsterdam The Netherlands
3. Department of Radiology (Federal University of Rio de Janeiro, Brasil); VU University Medical Center; Amsterdam The Netherlands
4. Department of Physics and Medical Technology; VU University Medical Center; Amsterdam The Netherlands
5. Department of Neurology; VU University Medical Center; Amsterdam The Netherlands