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Okaru AO, Rullmann A, Farah A, Gonzalez de Mejia E, Stern MC, Lachenmeier DW.Okaru AO, et al.BMC Cancer. 2018 Mar 1;18(1):236. doi: 10.1186/s12885-018-4060-z.BMC Cancer. 2018.PMID: 29490609Free PMC article.