1. Cytotoxic immunosuppressive drugs;Clements,1987
2. Purine analogs;McKendry,1991
3. Immunomodulatory treatment in patients with rheumatic disease: mechanisms of action;Tsokos;Semin Arthritis Rheum,1987
4. Immunological studies in patients with rheumatoid arthritis treated with methrotrexate or cyclophosphamide;Lacki;Z Rheumatol,1994
5. Cyclosporine, leflunomide and nitrogen mustard. Innovative treatment approaches for rheumatoid arthritis;Furst,1995