Sari, L [Clinical usefulness of rheumatoid factor in synovial fluid. Re-evaluation]. [electronic resource] - Revista medica de Chile Dec 1993 - 1374-81 p. digital Publication Type: English Abstract; Journal Article ISSN: 0034-9887 Subjects--Topical Terms: Arthritis, Rheumatoid--diagnosisHumansLatex Fixation TestsRetrospective StudiesRheumatoid Factor--analysisSensitivity and SpecificitySynovial Fluid--chemistry