No abstract available
MeSH terms
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Adult
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Carrier State / microbiology*
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Corynebacterium diphtheriae / isolation & purification*
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Corynebacterium diphtheriae / metabolism
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Diphtheria / microbiology*
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Diphtheria Toxin / biosynthesis*
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Homosexuality*
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Humans
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Male
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Pharynx / microbiology
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Prospective Studies