Progresterone in the peripheral blood of Guernsey and Friesian cows during prolonged gestation.
D000818:Animals; D002404:Catheterization; D002417:Cattle; D005260:Female; D019435:Guernsey; D006801:Humans; D011247:Pregnancy; D011270:Pregnancy, Animal; D011273:Pregnancy, Prolonged; D011374:Progesterone
D011374:Progesterone
CATHETERIZATION; PREGNANCY, ANIMAL; PROGESTERONE