title: Rheumatoid factor--does the patient have arthritis?
authors.affiliation: Department of Medicine, Groote Schuur Hospital.
authors.forename: Y I
authors.initials: YI
authors.lastname: Patel
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis* / Q000276:immunology; D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D007159:Immunologic Tests / Q000592:standards*; D008297:Male; D011237:Predictive Value of Tests; D012217:Rheumatoid Factor / Q000097:blood*
chemical_list: D012217:Rheumatoid Factor