title: Vaccinations and multiple sclerosis.
authors.forename: B
authors.initials: B
authors.lastname: Bégaud
authors.forename: A
authors.initials: A
authors.lastname: Alpérovitch
mesh_terms: D016022:Case-Control Studies; D005260:Female; D017325:Hepatitis B Vaccines / Q000009:adverse effects*; D006801:Humans; D009103:Multiple Sclerosis / Q000209:etiology*; D016017:Odds Ratio; D012306:Risk; D015983:Selection Bias
chemical_list: D017325:Hepatitis B Vaccines