1. Comorbidity in rheumatoid arthritis.;TR Mikuls;Rheum Dis Clin North Am,2001
2. Links between radiological change, disability, and pathology in rheumatoid arthritis.;JR Kirwan;J Rheumatol,2001
3. Radiographic damage in rheumatoid arthritis correlates with functional disability but not direct medical costs.;AE Clarke;J Rheumatol,2001
4. Markers for work disability in rheumatoid arthritis.;T Sokka;J Rheumatol,2001
5. Rheumatoid arthritis.;DM Lee;Lancet,2001