Fig. 3From: Estimating the contribution of different age strata to vaccine serotype pneumococcal transmission in the pre vaccine era: a modelling studyContribution of different population age strata (grouped into four colours) to the vaccine type infection pressure in each age stratum (y-axis), stratified by settings Kilifi, England and Wales (EW), Nha Trang (NT) and Finland (Fin). For example, the dominance of green in a specific stacked bar indicates that among the vaccine type pneumococcal infections in this age group and this setting most stem from pre-school-aged childrenBack to article page