title: [Meningococcal meningitis in São Paulo, Brazil].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001938:Brazil; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008585:Meningitis, Meningococcal / Q000453:epidemiology*; D008875:Middle Aged; D012621:Seasons
vernacular_title: Meningitis meningococica en São Paulo, Brasil. Informe preliminar