Figure 7From: Dynamic models of pneumococcal carriage and the impact of the Heptavalent Pneumococcal Conjugate Vaccine on invasive pneumococcal disease Model projections for England and Wales. Estimated annual number of vaccine serotype group and non-vaccine serotype group IPD cases before (Year 0) and after the introduction of PCV7 (Year 1) using three different vaccination strategies in England and Wales.Back to article page