1. Imaging and Neurostimulation, Department of Neurology, University Medical Center of the Johannes Gutenberg University Mainz, Mainz 55131, Germany
2. Department of Neuroinflammation, Queen Square Multiple Sclerosis Centre, UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London, London WC1E 6BT, UK
3. Department of Computer Science, Centre for Medical Image Computing (CMIC), University College London, London WC1E 6BT, UK
4. Department of Neurology, Medical Faculty, Heinrich Heine University, Düsseldorf 40225, Germany