Relationship of progesterone to prolonged gestation in cattle.
D000818:Animals; D002417:Cattle / Q000502:physiology; D005260:Female; D005333:Fetus / Q000494:pharmacology*; D011247:Pregnancy / Q000502:physiology; D011374:Progesterone / Q000494:pharmacology*
D011374:Progesterone
CATTLE/physiology; FETUS/pharmacology; PREGNANCY/physiology; PROGESTERONE/pharmacology