Juvenile rheumatoid arthritis: Series 1.
D000293:Adolescent; D001171:Arthritis, Juvenile / Q000145:classification / Q000150:complications / Q000175:diagnosis / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006650:Histocompatibility Testing; D006801:Humans; D008297:Male; D012217:Rheumatoid Factor / Q000032:analysis; D013167:Spondylitis, Ankylosing / Q000175:diagnosis; D014606:Uveitis, Anterior / Q000150:complications
D012217:Rheumatoid Factor