Letter: Gold therapy in 1975.
D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D006046:Gold / Q000627:therapeutic use*; D006801:Humans; D007166:Immunosuppressive Agents / Q000627:therapeutic use; D010396:Penicillamine / Q000627:therapeutic use
D007166:Immunosuppressive Agents; D006046:Gold; D010396:Penicillamine