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Wetzel SG, Kirsch E, Stock KW, Kolbe M, Kaim A, Radue EW.Wetzel SG, et al. Among authors: radue ew.AJNR Am J Neuroradiol. 1999 Feb;20(2):249-55.AJNR Am J Neuroradiol. 1999.PMID: 10094346Free PMC article.