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Macias N, Alemán-Mateo H, Esparza-Romero J, Valencia ME.Macias N, et al. Among authors: valencia me.Nutr J. 2007 Aug 15;6:18. doi: 10.1186/1475-2891-6-18.Nutr J. 2007.PMID: 17697388Free PMC article.