title: [Rheumatoid factor in rural population].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000453:epidemiology; D005260:Female; D006801:Humans; D007841:Latex Fixation Tests; D008297:Male; D008875:Middle Aged; D011044:Poland; D012217:Rheumatoid Factor / Q000032:analysis*; D012423:Rural Health; D012698:Serologic Tests
chemical_list: D012217:Rheumatoid Factor
vernacular_title: Czynnik reumatoidalny w populacji wiejskiej.