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Polev DE, Karnaukhova IK, Krukovskaya LL, Kozlov AP.Polev DE, et al.Biomed Res Int. 2014;2014:398097. doi: 10.1155/2014/398097. Epub 2014 Feb 24.Biomed Res Int. 2014.PMID: 24707484Free PMC article.