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Serotype vaccine coverage according to age group for penicillin and erythromycin non-susceptible strains. (a) Percentage of strains with serotypes included in the vaccine formulations (SVF), according to age group for penicillin non-susceptible strains. (b) Percentage of strains with SVF, according to age group for erythromycin non-susceptible strains. (c) Percentage of strains with SVF, according to age group for susceptible and non-susceptible strains.
