No abstract available
MeSH terms
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Aminopyrine / therapeutic use
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Child
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Female
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Germany, East
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Humans
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Male
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Penicillin G Benzathine / therapeutic use
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Phenylbutazone / therapeutic use
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Rheumatic Fever / epidemiology
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Rheumatic Fever / prevention & control*
Substances
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Aminopyrine
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Phenylbutazone
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Penicillin G Benzathine