Oestrus and pregnancy diagnosis by milk progesterone assay in the mare.
D000818:Animals; D002417:Cattle; D004971:Estrus; D005260:Female; D006736:Horses; D008892:Milk / Q000032:analysis*; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000032:analysis*
D011374:Progesterone