No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Anti-Bacterial Agents / pharmacology*
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Cattle
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Cephalosporin Resistance*
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Cephalosporins / pharmacology*
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Denmark
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Escherichia coli / drug effects*
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Escherichia coli / enzymology
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Escherichia coli / isolation & purification
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Meat / microbiology*
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Microbial Sensitivity Tests
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Poultry / microbiology
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Swine / microbiology
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beta-Lactamases / metabolism*
Substances
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Anti-Bacterial Agents
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Cephalosporins
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beta-Lactamases