Meningococcal infections. 2. Field trial of group C meningococcal polysaccharide vaccine in 1969-70.

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  • 1 January 1971
    • journal article
    • Vol. 45 (3), 279-82
Abstract
A second large-scale field trial of group C meningococcal polysaccharide vaccine in US Army recruits confirmed the efficacy and safety of the vaccine. When the results of all studies over a 2-year period were combined, the reduction in group-specific disease rates was 89.5%.