title: [Introductory notes on juvenile progressive (rheumatoid) arthritis (proceedings)].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001171:Arthritis, Juvenile / Q000175:diagnosis / Q000453:epidemiology*; D002648:Child; D003604:Czechoslovakia; D005260:Female; D006801:Humans; D008297:Male; D011379:Prognosis; D012737:Sex Factors
vernacular_title: Uvodní poznámky o juvenilní progresívní (revmatoidní) artritidĕ.