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Rheumatoid arthritis (RA) is an autoimmune disorder characterized by symmetric inflammatory polyarthritis and varying degrees of extraarticular involvement. A chronic fluctuating course of the disease is experienced by most patients that may result in joint destruction, deformity, disability and premature death. 1?4 Major economic and emotional disabilities can result from RA and can have a significant impact on patients? families and loved ones.
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Rheumatoid arthritis (RA) is a chronic systemic inflammatory disease of unknown etiology that primarily targets synovial tissues. It is relatively common with a prevalence of approximately 1% in adults all over the world.
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