1. Department of Neurology, Aarhus University Hospital (AUH), 8200 Aarhus, Denmark
2. Department of Clinical Medicine, Aarhus University, 8200 Aarhus, Denmark
3. Danish Multiple Sclerosis Center (DMSC), Department of Neurology, Copenhagen University Hospital, Rigshospitalet, 2600 Glostrup, Denmark
4. Department of Neurology, Naestved, Slagelse & Ringsted Hospitals, Region Zealand, 4200 Slagelse, Denmark
5. Department of Neurology, Hospital of Southern Jutland, 6400 Soenderborg, Denmark
6. Department of Neurology, Hospital South-West Jutland Esbjerg, 6700 Esbjerg, Denmark
7. Department of Brain and Spinal Cord Injuries, Copenhagen University Hospital, Rigshospitalet, 2600 Glostrup, Denmark
8. Institute of Regional Health Research and Molecular Medicine, University of Southern Denmark, 5000 Odense, Denmark
9. Department of Neurology, Herlev Hospital, 2730 Herlev, Denmark
10. Department of Neurology, Odense University Hospital, 5000 Odense, Denmark
11. Spinal Cord Injury Centre of Western Denmark (SCIWDK), Viborg Regional Hospital, 8800 Viborg, Denmark
12. Department of Neurology, Hospital of Southern Jutland and Research Unit in Neurology, Department of Regional Health Research, University of Southern Denmark, 5000 Odense, Denmark
13. Department of Clinical Pharmacology, Aarhus University Hospital, 8000 Aarhus, Denmark
14. Danish Pain Research Centre, Aarhus University, 8200 Aarhus, Denmark