title: Cytotoxic drugs in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000276:immunology; D001379:Azathioprine / Q000627:therapeutic use; D002699:Chlorambucil / Q000627:therapeutic use; D006801:Humans
chemical_list: D002699:Chlorambucil; D001379:Azathioprine