Jönsson, L. J. M., D. N. Peters, C. Pedersen, and H. H. Stein. 2006. Meta-analysis of the influence of gender, weaning weight, and weaning age on post-weaning performance in pigs. J. Anim. Sci. 84 (Suppl. 2):94 (Abstr.) Link to abstract (.pdf)
Hill, G. M., S. K. Baidoo, G. L. Cromwell, D. C. Mahan, J. L. Nelssen, and H. H. Stein. 2005. Evaluation of gender and lysine during the nursery period. J. Anim. Sci. 83(Suppl. 1):212 (Abstr.) Link to abstract (.pdf)