title: Contrast between epidemiological and clinical concepts of rheumatoid arthritis.
authors.affiliation: Department of Rheumatology, University of Tampere, Finland.
authors.forename: H
authors.initials: H
authors.lastname: Isomäki
authors.forename: K
authors.initials: K
authors.lastname: Kaarela
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000453:epidemiology* / Q000235:genetics; D005260:Female; D005387:Finland; D015235:HLA-B Antigens; D015796:HLA-B27 Antigen; D006801:Humans; D008297:Male; D008875:Middle Aged; D011159:Population Surveillance; D012307:Risk Factors
chemical_list: D015235:HLA-B Antigens; D015796:HLA-B27 Antigen