Persistence of the immune response after 4CMenB vaccination, and the response to an additional booster dose in infants, children, adolescents, and young adults.

Hum Vaccin Immunother · 2019 · PMC6930112 · PMID 31246520

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an observed trendno p-value reported

An observed trend for reduced carriage of MenB strains was not statistically significant, possibly because of the low rate of MenB acquisition during the study. 53 Strong herd protection can reduce the risk of breakthrough infections in individuals in whom immunity has waned.

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