1. Department of Clinical Sciences Lund Neurology Lund University Lund Sweden
2. Section of Neurology Skåne University Hospital Lund/Malmö Sweden
3. Department of Clinical Sciences Lund, Radiology Lund University Lund Sweden
4. Department of Radiology Neuroradiology Skåne University Hospital Lund Sweden
5. Athinoula A. Martinos Center for Biomedical Imaging Department of Radiology Massachusetts General Hospital Harvard Medical School Charlestown Massachusetts USA
6. Department of Neurology Massachusetts General Hospital Harvard Medical School Boston Massachusetts USA
7. Section of Neurology Skåne University Hospital Lund Sweden