title: Prepartum onset of maternal behavior in hamsters and the effects of estrogen and progesterone.
mesh_terms: D000818:Animals; D006224:Cricetinae; D004958:Estradiol / Q000008:administration & dosage / Q000494:pharmacology*; D005260:Female; D008425:Maternal Behavior; D010298:Parity; D011247:Pregnancy; D011374:Progesterone / Q000008:administration & dosage / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D011374:Progesterone; D004958:Estradiol