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von Leupoldt A, Vovk A, Bradley MM, Lang PJ, Davenport PW.von Leupoldt A, et al. Among authors: vovk a.Psychophysiology. 2011 Jun;48(6):808-12. doi: 10.1111/j.1469-8986.2010.01141.x. Epub 2010 Oct 29.Psychophysiology. 2011.PMID: 21039587Free PMC article.