Rheumatoid arthritis: Seronegative and seropositive RA: alike but different?
Rheumatology Unit R92, Department of Medicine, Karolinska Institutet at Karolinska University Hospital Huddinge, Stockholm 14186, Sweden.
Sofia
S
Ajeganova
Department of Rheumatology, Leiden University Medical Center, P.O. Box 9600, 2300 RC Leiden, Netherlands.
Tom W J
TW
Huizinga
D006801:Humans; D018501:Antirheumatic Agents / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000188:drug therapy / Q000453:epidemiology / Q000276:immunology; D001323:Autoantibodies / Q000097:blood / Q000276:immunology; D002170:Canada / Q000453:epidemiology; D015331:Cohort Studies; D003131:Combined Modality Therapy / Q000379:methods; D011379:Prognosis; D011446:Prospective Studies; D012217:Rheumatoid Factor / Q000276:immunology; D016036:Seroepidemiologic Studies; D016896:Treatment Outcome
D018501:Antirheumatic Agents; D001323:Autoantibodies; D012217:Rheumatoid Factor