No abstract available
MeSH terms
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Adult
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Disease Outbreaks*
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Dysentery, Bacillary / epidemiology*
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Dysentery, Bacillary / microbiology
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Homosexuality, Male*
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Humans
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Male
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Middle Aged
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Sexual Behavior
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Shigella sonnei / classification
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Shigella sonnei / isolation & purification*
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Tokyo / epidemiology