No abstract available
MeSH terms
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Adolescent
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Age Factors
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Antibodies / analysis
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Antistreptolysin / blood
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Child
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Chronic Disease
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Computers / statistics & numerical data
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Humans
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Palatine Tonsil / anatomy & histology
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Palatine Tonsil / physiology*
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Penicillin G Benzathine / therapeutic use
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Prospective Studies
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Retrospective Studies
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Rheumatic Fever / complications*
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Rheumatic Fever / prevention & control
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Rheumatic Heart Disease / complications
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Streptococcal Infections / diagnosis
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Streptococcal Infections / epidemiology
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Streptococcal Infections / etiology*
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Streptococcal Infections / immunology
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Streptococcal Infections / prevention & control
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Streptococcus pyogenes / isolation & purification
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Tonsillectomy
Substances
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Antibodies
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Antistreptolysin
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Penicillin G Benzathine