title: Controversy over use of pregnant mare's urine.
authors.forename: M E
authors.initials: ME
authors.lastname: Aubrey
mesh_terms: D017087:Animal Rights; D000818:Animals; D002170:Canada; D004345:Drug Industry; D004966:Estrogens, Conjugated (USP) / Q000652:urine; D005260:Female; D006736:Horses / Q000652:urine*; D011247:Pregnancy; D011270:Pregnancy, Animal / Q000652:urine*
chemical_list: D004966:Estrogens, Conjugated (USP)