title: Letter: Irradiation treatment of rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000532:radiotherapy*; D004871:Erbium / Q000627:therapeutic use; D006049:Gold Isotopes / Q000627:therapeutic use; D006801:Humans; D011868:Radioisotopes / Q000627:therapeutic use; D012211:Rhenium / Q000627:therapeutic use; D015020:Yttrium Isotopes / Q000627:therapeutic use
chemical_list: D006049:Gold Isotopes; D011868:Radioisotopes; D015020:Yttrium Isotopes; D012211:Rhenium; D004871:Erbium