title: Reply to letter by Yazici and Yazici commenting on the two-year report on the trial of etanercept and methotrexate with radiographic and patient outcomes.
authors.forename: Désirée
authors.initials: D
authors.lastname: van der Heijde
authors.forename: Lars
authors.initials: L
authors.lastname: Klareskog
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging* / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004359:Drug Therapy, Combination; D000068800:Etanercept; D006801:Humans; D007074:Immunoglobulin G / Q000627:therapeutic use*; D008727:Methotrexate / Q000627:therapeutic use*; D011859:Radiography; D018124:Receptors, Tumor Necrosis Factor / Q000627:therapeutic use*; D016896:Treatment Outcome
chemical_list: D018501:Antirheumatic Agents; D007074:Immunoglobulin G; D018124:Receptors, Tumor Necrosis Factor; D000068800:Etanercept; D008727:Methotrexate