title: Multiple sclerosis: potential risk factors in childhood and adolescence.
authors.affiliation: Department of Epidemiology Research, Statens Serum Institute, Copenhagen, Denmark.
authors.forename: Nete Munk
authors.initials: NM
authors.lastname: Nielsen
authors.affiliation: The Danish Multiple Sclerosis Registry, Rigshospitalet, Copenhagen, Denmark.|Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark.|Multiple Sclerosis Clinic of Southern Jutland (Sønderborg, Vejle, Esbjerg), Department of Neurology, Sønderborg, Denmark.|National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark.
authors.forename: Egon
authors.initials: E
authors.lastname: Stenager
mesh_terms: D020031:Epstein-Barr Virus Infections / Q000097:blood / Q000453:epidemiology / Q000235:genetics; D059647:Gene-Environment Interaction; D006801:Humans; D009103:Multiple Sclerosis / Q000097:blood / Q000453:epidemiology* / Q000235:genetics*; D012307:Risk Factors; D014171:Transients and Migrants; D014808:Vitamin D Deficiency / Q000097:blood / Q000453:epidemiology / Q000235:genetics
keywords: environmental factors; genetic susceptibility; multiple sclerosis; risk factors