title: Early pregnancy diagnosis in Zebu cows by estimating progesterone concentration in blood serum.
mesh_terms: D000818:Animals; D002417:Cattle; D004971:Estrus; D005260:Female; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood*
chemical_list: D011374:Progesterone