Rheumatic heart disease epidemiology. Observations in 17,366 Denver school children.
D002648:Child; D002675:Child, Preschool; D003120:Colorado; D004562:Electrocardiography; D005007:Ethnology; D005260:Female; D006326:Heart Auscultation; D006801:Humans; D007223:Infant; D008297:Male; D008403:Mass Screening; D012213:Rheumatic Fever / Q000453:epidemiology; D012214:Rheumatic Heart Disease / Q000175:diagnosis / Q000453:epidemiology*; D012572:School Health Services; D012924:Social Conditions; D013637:Tape Recording