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Ritter SL, Asay MJ, Paquet M, Paavola KJ, Reiff RE, Yun CC, Hall RA.Ritter SL, et al.Neurosci Lett. 2011 Jan 3;487(1):3-7. doi: 10.1016/j.neulet.2010.04.043. Epub 2010 Apr 27.Neurosci Lett. 2011.PMID: 20430067Free PMC article.