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Brustad M, Parr CL, Melhus M, Lund E.Brustad M, et al. Among authors: lund e.Int J Circumpolar Health. 2008 Feb;67(1):82-96.Int J Circumpolar Health. 2008.PMID: 18468261
Brustad M, Pettersen T, Melhus M, Lund E.Brustad M, et al. Among authors: lund e.Scand J Public Health. 2009 Jul;37(5):475-80. doi: 10.1177/1403494809106502. Epub 2009 Jun 18.Scand J Public Health. 2009.PMID: 19541760