[SEROLOGICAL STUDIES ON RHEUMATOID ARTHRITIS].
D001168:Arthritis; D001172:Arthritis, Rheumatoid; D001797:Blood Protein Electrophoresis; D002845:Chromatography; D006801:Humans; D007159:Immunologic Tests; D012217:Rheumatoid Factor; D012698:Serologic Tests
D012217:Rheumatoid Factor
ARTHRITIS, RHEUMATOID; BLOOD PROTEIN ELECTROPHORESIS; CHROMATOGRAPHY; RHEUMATOID FACTOR; SERODIAGNOSIS