[1] Zealand University Hospital,Department of Neurology
[2] Copenhagen University Hospital,Department of Paediatrics and Adolescent Medicine
[3] Statens Serum Institut,Department of Epidemiology Research
[4] Danish Multiple Sclerosis Center,Department of Neurology
[5] Copenhagen University Hospital,Department of Neurology
[6] Copenhagen University Hospital,Department of Paediatrics
[7] Herlev Hospital,Department of Clinical Neurophysiology
[8] National Institute of Public Health,undefined
[9] University of Southern Denmark,undefined
[10] Copenhagen University Hospital,undefined