No abstract available
MeSH terms
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Animal Feed / microbiology
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Animals
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Anti-Bacterial Agents / therapeutic use
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Bacteria / drug effects*
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Bacteria / genetics
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Bacterial Infections / drug therapy
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Bacterial Infections / prevention & control
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Drug Resistance, Microbial / physiology*
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Drug Utilization
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Environmental Microbiology*
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Humans
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Intestines / microbiology
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R Factors / physiology
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Water Microbiology