3Aletaha D,Stamm T,Kapral T,et al.Survival and effectiveness of leflunomide compared with methotrexate and sulfasalazine in rheumatoid arthritis:a matched observational study. Annals of the Rheumatic Disease,2003,62(1):944~945.
4Kim WU,Seo YI,Park SH,et al.Treatment with cyclosporin switching to hydroxychloroquine in patients with rheumatoid arthritis.Annals of the Rheumatic Disease,2001,60(5):514~518.
5Maillefert JF,Combe B,Goupille P,et al.Long term structural effects of combination therapy in patients with early combination:five year follow up of a prospective double blind controlled study.Annals of the Rheumatic Disease,2003,62(8):764~765.
6Temekonidis TI,Georgiadis AN,Alamanos Y,et al.Infliximab treatment in combination with cyclosporin A in patients with severe refractory rheumatoid arthritis. Annals of the Rheumatic Disease,2002,61(9):822~829.