Prevalence of rheumatic heart disease detected by echocardiographic screening
N. Engl. j. med; 357 (5), 2007
Background: Epidemiologic studies of the prevalence of rheumatic heart disease have used clinical screening with echocardiographic confirmation of suspected cases. We hypothesized that echocardiographic screening of all surveyed children would show a significantly higher prevalence of rheumatic heart dis...