title: Progesterone concentration in peripheral blood plasma of the domestic sow prior to and during early pregnancy.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D005260:Female; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood*; D013552:Swine
chemical_list: D002247:Carbon Isotopes; D011374:Progesterone