The postpartum reproductive status of dairy cows in two areas in Iceland.
D000367:Age Factors; D000818:Animals; D002417:Cattle / Q000502:physiology*; D005260:Female; D005298:Fertility; D007055:Iceland; D008892:Milk / Q000032:analysis; D010060:Ovulation; D049590:Postpartum Period / Q000502:physiology*; D011247:Pregnancy; D011374:Progesterone / Q000032:analysis
D011374:Progesterone