1. GliaLab and Letten Centre, Division of Anatomy, Department of Molecular Medicine, Institute of Basic Medical Sciences University of Oslo Oslo Norway
2. Department of Biomedicine Aarhus University Aarhus Denmark
3. Center of Functionally Integrative Neuroscience (CFIN), Department of Clinical Medicine Aarhus University Aarhus Denmark
4. Department of Clinical and Molecular Medicine Norwegian University of Science and Technology Trondheim Norway
5. Department of Neurology, Neuroclinic St. Olavs Hospital Trondheim Norway
6. Department of Neuroradiology Aarhus University Hospital Aarhus Denmark