title: Use of the American College of Rheumatology N (ACR-N) index of improvement in rheumatoid arthritis: argument in opposition.
authors.affiliation: VU University Medical Center, Amsterdam, The Netherlands. keb.info@vumc.nl
authors.forename: Maarten
authors.initials: M
authors.lastname: Boers
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000453:epidemiology*; D002986:Clinical Trials as Topic; D006305:Health Status Indicators; D006801:Humans; D017063:Outcome Assessment, Health Care
chemical_list: D018501:Antirheumatic Agents