title: Rheumatoid factor in Iceland: a population study.
mesh_terms: D000328:Adult; D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000453:epidemiology; D005260:Female; D005843:Geography; D006306:Health Surveys; D006386:Hemagglutination Tests; D006801:Humans; D007055:Iceland; D007841:Latex Fixation Tests; D008297:Male; D008875:Middle Aged; D011153:Population; D012217:Rheumatoid Factor / Q000032:analysis*
chemical_list: D012217:Rheumatoid Factor