Dermatomyositis.
D003882:Dermatomyositis / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology; D006801:Humans; D008297:Male; D008727:Methotrexate / Q000627:therapeutic use; D008875:Middle Aged; D013256:Steroids / Q000627:therapeutic use
D013256:Steroids; D008727:Methotrexate