title: [Atypical form of rheumatoid arthritis in an infant].
mesh_terms: D000367:Age Factors; D001171:Arthritis, Juvenile / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006529:Hepatomegaly / Q000150:complications; D006801:Humans; D007223:Infant; D013163:Splenomegaly / Q000150:complications
vernacular_title: Nietypowa postać gosćca przewlekłego postepujacego u niemowlecia.