title: [Classification of juvenile rheumatoid arthritis becoming more precise].
authors.affiliation: Helsingin yliopiston kliininen laitos, Lasten ja nuorten klinikka PL 281, 00029 HYKS. pirkko.pelkonen@clinet.fi
authors.forename: P
authors.initials: P
authors.lastname: Pelkonen
mesh_terms: D001171:Arthritis, Juvenile / Q000145:classification* / Q000175:diagnosis; D002648:Child; D006801:Humans