No abstract available
MeSH terms
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Antigens, Bacterial / immunology
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Antigens, Surface / immunology
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Bacterial Vaccines*
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Carrier State / immunology
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Disease Outbreaks
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Humans
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Immunity
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Meningitis, Meningococcal / economics
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Meningitis, Meningococcal / prevention & control*
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Neisseria meningitidis / immunology*
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Polysaccharides, Bacterial / immunology
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Time Factors
Substances
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Antigens, Bacterial
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Antigens, Surface
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Bacterial Vaccines
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Polysaccharides, Bacterial