No abstract available
MeSH terms
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Bacterial Typing Techniques*
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Child
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China / epidemiology
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Drug Resistance, Microbial
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Erythromycin / pharmacology
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Humans
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Molecular Epidemiology
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Peptide Hydrolases / analysis*
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Streptococcal Infections / drug therapy
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Streptococcal Infections / epidemiology
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Streptococcal Infections / microbiology
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Streptococcus pyogenes / classification*
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Streptococcus pyogenes / drug effects*
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Streptococcus pyogenes / isolation & purification
Substances
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opacity factor
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Erythromycin
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Peptide Hydrolases