A survey of 601 school children aged 5.5 to 9.5 years found that 9.2% were positive for group A beta-haemolytic streptococci. Most streptococci occurred among children between 5.5 and 6.5 years. Males had a higher carriage rate than females. Three children showed an anti-streptolysin O (ASO) titre greater than 200 UP but without any medical complications.
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http://dx.doi.org/10.1007/BF01201294 | DOI Listing |
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