Direct effect of the 13-valent pneumococcal conjugate vaccine use on pneumococcal colonization among children in Brazil

•First report in Brazil of the PCV13 direct effect on pneumococcal carriage.•One quarter of the children immunized with PCV13 was colonized.•Colonization with PVC13 serotype was rare.•Multidrug-resistant serotype 6C and non-typeable isolates were found. The 13-valent pneumococcal conjugate vaccine (...

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