title: The epidemiology and genetics of rheumatoid arthritis.
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000097:blood / Q000145:classification / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000235:genetics*; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D004739:England; D005260:Female; D005528:Foot; D005828:Genetics, Population; D005843:Geography; D006225:Hand; D006306:Health Surveys; D006801:Humans; D007249:Inflammation / Q000150:complications; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D011859:Radiography; D012217:Rheumatoid Factor / Q000032:analysis; D012424:Rural Population; D012703:Serotyping; D012737:Sex Factors; D014505:Urban Population; D014852:Wales
chemical_list: D012217:Rheumatoid Factor