title: [JRA (juvenile rheumatoid arthritis) and RA (rheumatoid arthritis) in adult].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001171:Arthritis, Juvenile / Q000175:diagnosis; D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D002648:Child; D006801:Humans