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Dukers-Muijrers NH, Morré SA, Speksnijder A, van der Sande MA, Hoebe CJ.Dukers-Muijrers NH, et al.PLoS One. 2012;7(3):e34108. doi: 10.1371/journal.pone.0034108. Epub 2012 Mar 28.PLoS One. 2012.PMID: 22470526Free PMC article.