Maternal dietary supplementation with ferrous N-carbamylglycinate chelate affects sow reproductive performance and iron status of neonatal piglets oleh D. Wan, Y.M. Zhang, X. Wu, X. Lin, X.G. Shu, X.H. Zhou, H.T. Du, W.G. Xing, H.N. Liu, L. Li, Y. Li, Y.L. Yin