Publications

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impact of simple screening criteria on utilization of low-yield bacterial stool cultures in a children's hospital.to determine diagnostic yield of stool cultures for salmonella, shigella, campylobacter jejuni, yersinia enterocolitica, and escherichia coli o157:h7 (sscye) among hospitalized children and to develop guidelines for appropriate use of these tests. setting. tertiary care pediatric hospital.199910353927
subgingival microbiota of chilean patients with chronic periodontitis.an association between race/ethnicity and the composition of the subgingival microbiota has been found in chronic periodontitis. a study was undertaken to determine the characteristics of the subgingival microbiota of chronic periodontitis in chileans residing in santiago.200415212354
seasonality in six enterically transmitted diseases and ambient temperature.we propose an analytical and conceptual framework for a systematic and comprehensive assessment of disease seasonality to detect changes and to quantify and compare temporal patterns. to demonstrate the proposed technique, we examined seasonal patterns of six enterically transmitted reportable diseases (eds) in massachusetts collected over a 10-year period (1992-2001). we quantified the timing and intensity of seasonal peaks of ed incidence and examined the synchronization in timing of these pea ...200717291363
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