Methotrexate in rheumatoid arthritis.
D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D008103:Liver Cirrhosis / Q000139:chemically induced / Q000453:epidemiology; D008727:Methotrexate / Q000009:adverse effects / Q000627:therapeutic use*; D011565:Psoriasis / Q000188:drug therapy
D008727:Methotrexate