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Swinkels HL, Laan RF, van 't Hof MA, van der Heijde DM, de Vries N, van Riel PL.Swinkels HL, et al. Among authors: laan rf.Semin Arthritis Rheum. 2001 Dec;31(3):176-90. doi: 10.1053/sarh.2001.28304.Semin Arthritis Rheum. 2001.PMID: 11740798
Barrera P, Van Ede A, Laan RF, Van Riel PL, Boerbooms AM, Van De Putte LB.Barrera P, et al. Among authors: laan rf.Ann Rheum Dis. 1994 Jul;53(7):479-80. doi: 10.1136/ard.53.7.479.Ann Rheum Dis. 1994.PMID: 7944625Free PMC article.No abstract available.