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Kuhn M, Heman-Ackah SE, Shaikh JA, Roehm PC.Kuhn M, et al. Among authors: shaikh ja.Trends Amplif. 2011 Sep;15(3):91-105. doi: 10.1177/1084713811408349. Epub 2011 May 22.Trends Amplif. 2011.PMID: 21606048Free PMC article.Review.