title: [Prognostic value of various factors in rheumatoid arthritis in children. I. Effect of various factors on the development of remote sequelae of rheumatoid arthritis].
mesh_terms: D000367:Age Factors; D000686:Amyloidosis / Q000209:etiology; D001171:Arthritis, Juvenile / Q000150:complications*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007592:Joint Diseases / Q000209:etiology; D011044:Poland; D011379:Prognosis; D012424:Rural Population; D012923:Social Class; D013997:Time Factors; D014505:Urban Population; D014605:Uveitis / Q000209:etiology
vernacular_title: Znaczenie prognostyczne niektórych czynników w reumatoidalnym zapaleniu stawów u dzieci.