Fig. 3From: Nasopharyngeal carriage of Streptococcus pneumoniae among healthy children in Kassena-Nankana districts of Northern GhanaComparison analysis of vaccine serotype coverage within the study population and among PCV-13 vaccinated and PCV-13 unvaccinated children. Vaccine targeted serotypes are present in lower proportions as indicated on the X-axisBack to article page