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Friedman A, Lachowicz M, Ledzewicz U, Piotrowska MJ, Szymanska Z.Friedman A, et al. Among authors: piotrowska mj.Math Biosci Eng. 2017 Feb 1;14(1):i. doi: 10.3934/mbe.201701i.Math Biosci Eng. 2017.PMID: 27879115Free article.