title: [Roentgen findings in serologically negative rheumatoid arthritis].
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000097:blood / Q000000981:diagnostic imaging*; D001175:Arthrography; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012217:Rheumatoid Factor / Q000378:metabolism*
chemical_list: D012217:Rheumatoid Factor
vernacular_title: Röntgenbefunde bei der serologisch negativen Rheumatoid-Arthritis.