title: Streptococcus pneumoniae serotypes in Buenos Aires.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001118:Argentina; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged; D012703:Serotyping; D013290:Streptococcal Infections / Q000453:epidemiology; D013296:Streptococcus pneumoniae / Q000145:classification*