González-Alvaro, Isidoro Trends towards an improved disease state in rheumatoid arthritis over time: influence of new therapies and changes in management approach: analysis of the EMECAR cohort. [electronic resource] - Arthritis research & therapy 2008 - R138 p. digital Publication Type: Comparative Study; Journal Article; Multicenter Study; Research Support, Non-U.S. Gov't ISSN: 1478-6362 Standard No.: 10.1186/ar2561 doi Subjects--Topical Terms: Activities of Daily Living--psychologyAgedAntirheumatic Agents--therapeutic useArthritis, Rheumatoid--epidemiologyCohort StudiesDisease ManagementDisease ProgressionFemaleFollow-Up StudiesHumansMaleMiddle AgedTime Factors