title: Hepatitis vaccines and pediatric multiple sclerosis: does timing or type matter?
authors.forename: Jayne M
authors.initials: JM
authors.lastname: Ness
authors.forename: James F
authors.initials: JF
authors.lastname: Bale
mesh_terms: D016022:Case-Control Studies; D002648:Child; D002675:Child, Preschool; D006509:Hepatitis B / Q000453:epidemiology / Q000517:prevention & control; D017325:Hepatitis B Vaccines / Q000009:adverse effects*; D006801:Humans; D007223:Infant; D009103:Multiple Sclerosis / Q000453:epidemiology / Q000209:etiology*; D012306:Risk; D006113:United Kingdom / Q000453:epidemiology
chemical_list: D017325:Hepatitis B Vaccines