title: [Multiple sclerosis in children: environmental risk factors].
abstract: An 8-year cohort study of nearly 500 children with a first demyelinating event, with only 8% of losses to follow-up, has changed our view of pediatric MS. The risk of MS was not increased by HBV vaccination, but was increased by passive smoking at home.
authors.affiliation: Neurologie pédiatrique, Hôpital Bicêtre, 78 rue du Général Leclerc, 94275 Kremlin Bicêtre - Inserm U802.
authors.forename: Marc
authors.initials: M
authors.lastname: Tardieu
authors.forename: Yann
authors.initials: Y
authors.lastname: Mikaeloff
mesh_terms: D016022:Case-Control Studies; D002648:Child; D015331:Cohort Studies; D005260:Female; D005602:France / Q000453:epidemiology; D017325:Hepatitis B Vaccines; D006801:Humans; D008297:Male; D009103:Multiple Sclerosis / Q000453:epidemiology* / Q000209:etiology*; D012307:Risk Factors; D014028:Tobacco Smoke Pollution / Q000009:adverse effects
chemical_list: D017325:Hepatitis B Vaccines; D014028:Tobacco Smoke Pollution