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Houben E, Penne EL, Voskuyl AE, van der Heijden JW, Otten RHJ, Boers M, Hoekstra T.Houben E, et al.Rheumatology (Oxford). 2018 Mar 1;57(3):555-562. doi: 10.1093/rheumatology/kex338.Rheumatology (Oxford). 2018.PMID: 29029294Review.
van der Meij E, Anema JR, Otten RH, Huirne JA, Schaafsma FG.van der Meij E, et al. Among authors: otten rh.PLoS One. 2016 Jul 6;11(7):e0158612. doi: 10.1371/journal.pone.0158612. eCollection 2016.PLoS One. 2016.PMID: 27383239Free PMC article.Review.