No abstract available
MeSH terms
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Anti-Bacterial Agents / therapeutic use*
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Catchment Area, Health
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Drug Resistance, Microbial
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Erythromycin / therapeutic use*
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Humans
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Spain / epidemiology
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Streptococcal Infections / drug therapy*
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Streptococcal Infections / epidemiology
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Streptococcus pyogenes / drug effects*
Substances
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Anti-Bacterial Agents
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Erythromycin