No abstract available
MeSH terms
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Cephamycins / pharmacology*
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Drug Resistance, Microbial
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Humans
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Klebsiella Infections / microbiology*
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Klebsiella pneumoniae / drug effects*
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Klebsiella pneumoniae / enzymology
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Male
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Middle Aged
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beta-Lactamases / biosynthesis*
Substances
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Cephamycins
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beta-Lactamases