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Linn J, Ertl-Wagner B, Seelos KC, Strupp M, Reiser M, Brückmann H, Brüning R.Linn J, et al.AJNR Am J Neuroradiol. 2007 May;28(5):946-52.AJNR Am J Neuroradiol. 2007.PMID: 17494676Free PMC article.