No abstract available
MeSH terms
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Ampicillin / therapeutic use
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Escherichia coli Infections / drug therapy
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Escherichia coli Infections / prevention & control*
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Humans
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Infant, Newborn
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Meningitis, Bacterial / drug therapy
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Meningitis, Bacterial / prevention & control*
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Penicillins / therapeutic use
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Streptococcal Infections / drug therapy
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Streptococcal Infections / prevention & control*