No abstract available
MeSH terms
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Cholera / prevention & control*
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Diarrhea / microbiology
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Diarrhea / prevention & control*
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Enterotoxins / biosynthesis
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Escherichia coli / immunology
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Escherichia coli / pathogenicity*
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Escherichia coli Infections / microbiology
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Escherichia coli Infections / prevention & control*
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Humans
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Immunization / standards
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Immunization / statistics & numerical data*
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Travel
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Vibrio cholerae / immunology