Hormones, IgG and lactose changes around parturition in plasma, and colostrum or saliva of multiparous sows Nicolas Devillers, Chantal Farmer, Anne-Marie Mounier, Jean LeDividich and Armelle PrunierReprod. Nutr. Dev., 44 4 (2004) 381-396DOI: https://doi.org/10.1051/rnd:2004043