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Tollisen A, Selvaag AM, Aasland A, Lerdal A, Flatø B.Tollisen A, et al. Among authors: selvaag am.J Rheumatol. 2019 Oct;46(10):1335-1344. doi: 10.3899/jrheum.180948. Epub 2019 Mar 15.J Rheumatol. 2019.PMID: 30877211