title: Progesterone level in the peripheral blood of pregnant ewes.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D003338:Corpus Luteum / Q000502:physiology; D004971:Estrus; D005260:Female; D011247:Pregnancy; D011270:Pregnancy, Animal; D011272:Pregnancy, Multiple; D011374:Progesterone / Q000097:blood*; D012756:Sheep / Q000097:blood* / Q000502:physiology
chemical_list: D011374:Progesterone