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A longitudinal study of 282 community-based drug users was conducted from February 1999 through September 2000. Both the incidence (15.0 cases per 100 person-years at risk; 95% confidence interval,(More)
Diverse strain types of methicillin-resistant Staphylococcus aureus (MRSA) cause infections in community settings worldwide. To examine heterogeneity of spread within households and to identify(More)