title: Delay in implantation in lactating rats in relation to energy consumption.
mesh_terms: D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D000831:Animals, Newborn / Q000254:growth & development; D001724:Birth Weight; D001755:Blastocyst; D010064:Embryo Implantation; D005247:Feeding Behavior; D005260:Female; D007774:Lactation; D011247:Pregnancy; D051381:Rats; D013997:Time Factors