title: Is methotrexate really effective in patients with psoriatic arthritis?
authors.forename: P
authors.initials: P
authors.lastname: Goupille
authors.forename: J P
authors.initials: JP
authors.lastname: Valat
mesh_terms: D015535:Arthritis, Psoriatic / Q000188:drug therapy*; D002986:Clinical Trials as Topic / Q000379:methods; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use*; D016896:Treatment Outcome
chemical_list: D008727:Methotrexate