Comment on the article by Morgan et al.
A
A
Miller
D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D005492:Folic Acid / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D008727:Methotrexate / Q000008:administration & dosage / Q000633:toxicity*
D005492:Folic Acid; D008727:Methotrexate