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Rytkönen KM, Wigren HK, Kostin A, Porkka-Heiskanen T, Kalinchuk AV.Rytkönen KM, et al.Neurobiol Aging. 2010 Nov;31(11):2011-9. doi: 10.1016/j.neurobiolaging.2008.10.006. Epub 2008 Dec 5.Neurobiol Aging. 2010.PMID: 19058880