title: Measurement of progesterone in bovine plasma and preserved whole blood samples by a direct radioimmunoassay.
mesh_terms: D000818:Animals; D001793:Blood Preservation / Q000662:veterinary; D002417:Cattle / Q000097:blood*; D011374:Progesterone / Q000097:blood*; D011863:Radioimmunoassay / Q000662:veterinary
chemical_list: D011374:Progesterone