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Toyoizumi T, Pfister JP, Aihara K, Gerstner W.Toyoizumi T, et al. Among authors: gerstner w.Proc Natl Acad Sci U S A. 2005 Apr 5;102(14):5239-44. doi: 10.1073/pnas.0500495102. Epub 2005 Mar 28.Proc Natl Acad Sci U S A. 2005.PMID: 15795376Free PMC article.