[A survey of rheumatic fever and rheumatic heart disease in Heilongjiang Province (author's transl)].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002681:China; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D012213:Rheumatic Fever / Q000453:epidemiology*; D012214:Rheumatic Heart Disease / Q000453:epidemiology*