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Gehin JE, Goll GL, Warren DJ, Syversen SW, Sexton J, Strand EK, Kvien TK, Bolstad N, Lie E.Gehin JE, et al. Among authors: syversen sw.Arthritis Res Ther. 2019 Nov 29;21(1):256. doi: 10.1186/s13075-019-2009-5.Arthritis Res Ther. 2019.PMID: 31783773Free PMC article.Clinical Trial.