Influence of vaccination coverage on pertussis transmission in France.

Grimprel, E; Baron, S; Lévy-Bruhl, D; Garnier, J M; N'jamkepo, E; Guiso, N; Bégué, P · Lancet · 1999

expert_opinion · Level V

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Abstract

Older children still contribute to the transmission of pertussis to infants in French regions with low booster coverage at 2 years of age. Booster vaccination seems crucial for protection against symptomatic pertussis in childhood.

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