Rheumatic heart disease in seventh and eighth grade Connecticut school children; a study in differential prevalence.
D001699:Biometry; D002648:Child; D003237:Connecticut; D006801:Humans; D015995:Prevalence; D012213:Rheumatic Fever / Q000453:epidemiology* / Q000706:statistics & numerical data*; D012214:Rheumatic Heart Disease
RHEUMATIC FEVER/epidemiology and statistics