The natural course of juvenile rheumatoid arthritis. A study of two hundred thirty cases.
D000293:Adolescent; D001171:Arthritis, Juvenile / Q000150:complications* / Q000175:diagnosis* / Q000628:therapy*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D012189:Retrospective Studies