title: Hormonal changes in ewes and their fetuses at parturition.
mesh_terms: D000305:Adrenal Cortex Hormones / Q000097:blood*; D000324:Adrenocorticotropic Hormone / Q000494:pharmacology; D000818:Animals; D004967:Estrogens / Q000097:blood; D005260:Female; D005333:Fetus / Q000502:physiology*; D007743:Labor, Obstetric; D011247:Pregnancy; D011374:Progesterone / Q000097:blood; D011453:Prostaglandins / Q000097:blood; D012756:Sheep / Q000502:physiology*
chemical_list: D000305:Adrenal Cortex Hormones; D004967:Estrogens; D011453:Prostaglandins; D011374:Progesterone; D000324:Adrenocorticotropic Hormone