Subsequent health of former carriers of hemolytic streptococci.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000906:Antibodies / Q000032:analysis; D002353:Carrier State / Q000276:immunology / Q000382:microbiology; D002648:Child; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007106:Immune Sera / Q000032:analysis; D008297:Male; D008404:Massachusetts; D012213:Rheumatic Fever / Q000453:epidemiology* / Q000276:immunology; D013290:Streptococcal Infections / Q000453:epidemiology* / Q000276:immunology; D013997:Time Factors
D000906:Antibodies; D007106:Immune Sera