1. Institute of Neuroimmunology and Multiple Sclerosis University Medical Centre Hamburg‐Eppendorf Hamburg Germany
2. Department of Neurology University Medical Centre Hamburg‐Eppendorf (UKE) Hamburg Germany
3. Hamburg Medical School Hamburg Germany
4. Department of Medical Biometry and Epidemiology University Medical Centre Hamburg‐Eppendorf Hamburg Germany
5. NMR Research Unit, Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation University College London (UCL) Institute of Neurology London UK
6. National Institute for Health Research (NIHR) University College London Hospitals (UCLH) Biomedical Research Centre London UK
7. Department of Neuroradiology, St. Josef‐Hospital Ruhr University Bochum Germany
8. Trierer Aktionsgruppe (TAG) Multiple Sklerose Trier Germany