title: Mercy, murder, & morality: perspectives on euthanasia. The challenge of definition.
authors.forename: C E
authors.initials: CE
authors.lastname: Koop
mesh_terms: D000368:Aged; D004992:Ethics, Medical; D005065:Euthanasia; D005066:Euthanasia, Passive; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D010344:Patient Advocacy; D010686:Philosophy, Medical; D011788:Quality of Life; D013727:Terminal Care