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Søndenaa E, Linaker O, Bjørgen TG, Nøttestad JA.Søndenaa E, et al. Among authors: nottestad ja.Tidsskr Nor Laegeforen. 2010 Aug 12;130(15):1475-7. doi: 10.4045/tidsskr.09.0643.Tidsskr Nor Laegeforen. 2010.PMID: 20706309Free article.Norwegian.