title: Parenteral methotrexate should be given before biological therapy.
authors.forename: S J
authors.initials: SJ
authors.lastname: Bingham
authors.forename: M H
authors.initials: MH
authors.lastname: Buch
authors.forename: S
authors.initials: S
authors.lastname: Lindsay
authors.forename: A
authors.initials: A
authors.lastname: Pollard
authors.forename: J
authors.initials: J
authors.lastname: White
authors.forename: P
authors.initials: P
authors.lastname: Emery
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000628:therapy*; D006801:Humans; D007166:Immunosuppressive Agents / Q000008:administration & dosage*; D007167:Immunotherapy; D007275:Injections, Intravenous; D008727:Methotrexate / Q000008:administration & dosage*; D008875:Middle Aged; D011446:Prospective Studies
chemical_list: D007166:Immunosuppressive Agents; D008727:Methotrexate