title: Parenteral methotrexate should be given before biological therapy.
authors.forename: A J
authors.initials: AJ
authors.lastname: Griffin
authors.forename: F
authors.initials: F
authors.lastname: Erkeller-Yuksel
mesh_terms: D018501:Antirheumatic Agents / Q000008:administration & dosage*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D007166:Immunosuppressive Agents / Q000008:administration & dosage; D007275:Injections, Intravenous; D008727:Methotrexate / Q000008:administration & dosage*
chemical_list: D018501:Antirheumatic Agents; D007166:Immunosuppressive Agents; D008727:Methotrexate