Haemophilus influenzae type b meningitis in The Gambia after introduction of a conjugate vaccine.

Adegbola, R A; Usen, S O; Weber, M; Lloyd-Evans, N; Jobe, K; Mulholland, K; McAdam, K P; Greenwood, B M et al. · Lancet · 1999

case_series · Level IV

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Abstract

After the introduction of a Haemophilus Influenzae type b (Hib) conjugate vaccine into The Gambia, the annual incidence of Hib meningitis has fallen from more than 200 per 100,000 before vaccination to 21 per 100,000 during the past 12 months.

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