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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Cephalosporin Resistance*
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Chickens
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DNA, Bacterial / chemistry
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DNA, Bacterial / genetics
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Escherichia coli / drug effects*
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Escherichia coli / enzymology*
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Escherichia coli / genetics
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Escherichia coli / isolation & purification
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Escherichia coli Infections / veterinary*
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Microbial Sensitivity Tests
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Molecular Sequence Data
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Norway
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Plasmids*
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Poultry Diseases / microbiology*
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Sequence Analysis, DNA
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beta-Lactamases / biosynthesis*
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beta-Lactamases / genetics
Substances
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DNA, Bacterial
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beta-Lactamases