178. Savelkoul M, De Witte LP, Candel MJJM, Van der Tempel H, et al. (2001). Effects of a coping intervention on patients with rheumatic diseases: Results of a randomized controlled trial. Arthritis and Rheumatism 45(1):69-76.
179. Kobelt G, Eberhardt K, Jonsson L, Jonsson B. (1999). Economic consequences of the progression of rheumatoid arthritis in Sweden. Arthritis and Rheumatism 42(2):347-356.
180. van Gestel AM, Haagsma CJ, van Riel PL. (1998). Validation of rheumatoid arthritis improvement criteria that include simplified joint counts. Arthritis and Rheumatism 41(10):1845-1850.
181. Kasser UR, Gleissner C, Dehne F, Michel A, Willershausen Zonnchen B, et al. (1997). Risk for periodontal disease in patients with longstanding rheumatoid arthritis. Arthritis and Rheumatism 40(12):2248-2251.
182. Guillemin F, Coste J, Pouchot J, Ghezail M, et al. (1997). The AIMS2-SF: a short form of the Arthritis Impact Measurement Scales 2. French Quality of Life in Rheumatology Group. Arthritis and Rheumatism 40(7):1267-74.