No abstract available
MeSH terms
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Cefotetan
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Ceftazidime / pharmacology*
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Ceftriaxone / pharmacology*
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Cephamycins / pharmacology*
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Cross Infection / microbiology
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Gram-Negative Bacteria / drug effects*
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Humans
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Microbial Sensitivity Tests
Substances
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Cephamycins
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Cefotetan
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Ceftriaxone
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Ceftazidime