No abstract available
Publication types
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Clinical Trial
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Controlled Clinical Trial
MeSH terms
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Biodegradation, Environmental
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Cephalosporins / adverse effects*
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Cephalosporins / therapeutic use*
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Drug Contamination
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Drug Hypersensitivity* / diagnosis
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Drug Hypersensitivity* / immunology
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Drug Stability
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Humans
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Penicillins / adverse effects*
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Pharmaceutic Aids / adverse effects
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Skin Tests
Substances
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Cephalosporins
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Penicillins
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Pharmaceutic Aids