SUN Dandan , ZHANG Junmin , ZHAO Qingyu , QIN Yuchang . Advances in Absorption and Metabolism of Folate and Its Mechanism in Layers[J]. Chinese Journal of Animal Nutrition, 2020 , 32(6) : 2467 -2475 . DOI: 10.3969/j.issn.1006-267x.2020.06.004

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