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Sundseth J, Berg-Johnsen J, Skaar-Holme S, Züchner M, Kolstad F.Sundseth J, et al. Among authors: kolstad f.Tidsskr Nor Laegeforen. 2013 Mar 5;133(5):519-23. doi: 10.4045/tidsskr.11.1540.Tidsskr Nor Laegeforen. 2013.PMID: 23463063Free article.English, Norwegian.