[Primary chronic polyarthritis in childhood. (Case reports)].
D000293:Adolescent; D001171:Arthritis, Juvenile; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male
La poliartrite cronica primaria nell'infanzia. (Contributo casistico)