1. Preventive Neurology Unit, Wolfson Institute of Population Health, Queen Mary University of London (QMUL), London, UK
2. Department of Women’s Health, The Royal London Hospital, Barts Health NHS Trust, London, UK
3. Department of Neurology, Royal Hallamshire Hospital, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield Institute for Translational Neuroscience (SITraN), Sheffield, UK
4. Evelina Women’s and Children’s Team, King’s College London, London, UK
5. Anne Rowling Regenerative Neurology Clinic, University of Edinburgh, Edinburgh, UK / Department of Neurology, Forth Valley Royal Hospital, Larbert, UK
6. Department of Neurology, Belfast Health and Social Care Trust, Belfast, UK
7. Department of Neurology, Leeds Teaching Hospitals NHS Trust, Leeds, UK / School of Medicine, University of Leeds, Leeds, UK
8. Department of Neurology, Morriston Hospital, Swansea, UK
9. Department of Neurology, St. George’s Hospital NHS Foundation Trust, London, UK
10. Department of Neurology, Forth Valley Royal Hospital, Larbert, UK
11. UK MS Register, Swansea University, Swansea, UK
12. Department of Neurology, King’s College Hospital NHS Foundation Trust, London, UK
13. Manchester Centre for Clinical Neurosciences, Salford Royal NHS Foundation Trust, Salford, UK
14. Preventive Neurology Unit, Wolfson Institute of Population Health, Queen Mary University of London (QMUL), London, UK / Department of Neurology, The Royal London Hospital, Barts Health NHS Trust, London, UK