1 Department of Neurology, Medical University of Vienna, Waehringer Guertel 18-20, 1090, Vienna, Austria.
2 Department of Biomedical Imaging and Image Guided Therapy, Medical University of Vienna, Vienna, Austria.
3 NMR Research UnitDepartment of NeuroinflammationFaculty of Brain Science, Queens Square MS CentreUCL Queen Square Institute of NeurologyUniversity College London, London, UK.
4 UBC MRI Research Centre, University of British Columbia, Vancouver, BC, Canada.
5 Department of Neurology, Medical University of Vienna, Waehringer Guertel 18-20, 1090, Vienna, Austria. paulus.rommer@meduniwien.ac.at.