No abstract available
MeSH terms
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Ampicillin / pharmacology
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Animals
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Animals, Domestic*
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Animals, Zoo*
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Anti-Bacterial Agents / pharmacology*
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Anura
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Cattle
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Dogs
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England
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Escherichia coli / drug effects*
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Feces / microbiology
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Immunogenetics
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Microbial Sensitivity Tests
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Penicillin Resistance*
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Rats
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Salmonella typhimurium / drug effects
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Snakes
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South Africa
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Species Specificity
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Swine
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Zimbabwe
Substances
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Anti-Bacterial Agents
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Ampicillin