Foetal and maternal plasma progesterone concentrations in the sow.
D000818:Animals; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D005333:Fetus; D005865:Gestational Age; D006863:Hydrogen-Ion Concentration; D010101:Oxygen Consumption; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D013552:Swine / Q000502:physiology*
D002245:Carbon Dioxide; D011374:Progesterone