title: No increased meningoencephalitis after influenza vaccine.
mesh_terms: D006801:Humans; D007114:Immunization / Q000009:adverse effects; D007252:Influenza Vaccines / Q000009:adverse effects*; D008590:Meningoencephalitis / Q000453:epidemiology / Q000209:etiology*; D014481:United States
chemical_list: D007252:Influenza Vaccines