title: An ethicist's commentary on the reproductively unsound bull.
authors.forename: Bernard E
authors.initials: BE
authors.lastname: Rollin
mesh_terms: D000818:Animals; D001947:Breeding; D002417:Cattle / Q000502:physiology*; D003219:Confidentiality; D004995:Ethics, Professional; D008297:Male; D012098:Reproduction; D018456:Reproductive Medicine; D012661:Semen / Q000502:physiology*