title: [Subpopliteal cyst as a diagnostic problem in children in the early period of rheumatoid arthritis].
mesh_terms: D000293:Adolescent; D001171:Arthritis, Juvenile / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007719:Knee Joint; D008297:Male; D013581:Synovial Cyst / Q000175:diagnosis*; D013997:Time Factors
vernacular_title: Torbiele podkolanowe jako problem diagnostyczny we wczesnym okresie reumatoidalnego zapalenia stawów u dzieci.