title: Streptococcus pneumoniae: still a major pathogen.
authors.forename: E
authors.initials: E
authors.lastname: Varon
authors.forename: J L
authors.initials: JL
authors.lastname: Mainardi
authors.forename: L
authors.initials: L
authors.lastname: Gutmann
mesh_terms: D000328:Adult; D002648:Child; D006801:Humans; D011008:Pneumococcal Infections / Q000453:epidemiology* / Q000517:prevention & control; D013296:Streptococcus pneumoniae / Q000472:pathogenicity*