No abstract available
MeSH terms
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Bacteriology*
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Chemoprevention*
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Humans
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Neck*
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Penicillins / therapeutic use*
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Pharynx / microbiology*
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Rheumatic Fever / prevention & control*
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Sulfanilamide
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Sulfanilamides / therapeutic use*
Substances
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Penicillins
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Sulfanilamides
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Sulfanilamide