Mateo, C. D., H. H. Stein, M. R. Smiricky-Tjardes, and D. N. Peters. 2003. Effect of stage of lactation on colostrum and milk composition in multiparous sows. J. Anim. Sci. 81(Suppl. 2):67 (Abstr.) Link to abstract (.pdf)
Mateo, C. D., D. N. Peters, and H. H. Stein. 2004. Nucleotides in sows' colostrum and milk at different stages of lactation. J. Anim. Sci. 82:1339-1342. Link to full text (.pdf)